doc: Update all menus.

Automated via 'M-x texinfo-all-menus-update' in Emacs, and dropping
the *Contributing menu removal, which is erroneously removed because defined
in a different Texinfo file.

* doc/guix.texi: Update all menus.
* doc/contributing.texi (Submitting Patches): Likewise.

doc/contributing.texi

@@ -1384,6 +1384,12 @@ should not be delayed.
 When a bug is resolved, please close the thread by sending an email to
 @email{@var{ISSUE_NUMBER}-done@@debbugs.gnu.org}.
 
+@menu
+* Configuring Git::
+* Sending a Patch Series::
+* Teams::
+@end menu
+
 @node Configuring Git
 @subsection Configuring Git
 @cindex git configuration

doc/guix.texi

@@ -241,15 +241,15 @@ System Installation
 * Installing Guix in a VM::     Guix System playground.
 * Building the Installation Image::  How this comes to be.
 
-System Troubleshooting Tips
-
-* Chrooting into an existing system::  Fixing things from a chroot
-
 Manual Installation
 
 * Keyboard Layout and Networking and Partitioning::  Initial setup.
 * Proceeding with the Installation::  Installing.
 
+System Troubleshooting Tips
+
+* Chrooting into an existing system::
+
 Package Management
 
 * Features::                    How Guix will make your life brighter.
@@ -309,7 +309,7 @@ Programming Interface
 * Derivations::                 Low-level interface to package derivations.
 * The Store Monad::             Purely functional interface to the store.
 * G-Expressions::               Manipulating build expressions.
-* Invoking guix repl::          Programming Guix in Guile.
+* Invoking guix repl::          Programming Guix in Guile
 * Using Guix Interactively::    Fine-grain interaction at the REPL.
 
 Defining Packages
@@ -344,6 +344,7 @@ Invoking @command{guix build}
 * Debugging Build Failures::    Real life packaging experience.
 
 Foreign Architectures
+
 * Cross-Compilation::           Cross-compiling for another architecture.
 * Native Builds::               Targeting another architecture through native builds.
 
@@ -368,9 +369,9 @@ System Configuration
 * Running Guix in a VM::        How to run Guix System in a virtual machine.
 * Defining Services::           Adding new service definitions.
 
-Home Environment Configuration
+File Systems
 
-* Invoking guix home::          Instantiating a home environment configuration.
+* Btrfs file system::
 
 Services
 
@@ -388,12 +389,14 @@ Services
 * Mail Services::               IMAP, POP3, SMTP, and all that.
 * Messaging Services::          Messaging services.
 * Telephony Services::          Telephony services.
+* File-Sharing Services::       File-sharing services.
 * Monitoring Services::         Monitoring services.
 * Kerberos Services::           Kerberos services.
 * LDAP Services::               LDAP services.
 * Web Services::                Web servers.
 * Certificate Services::        TLS certificates via Let's Encrypt.
 * DNS Services::                DNS daemons.
+* VNC Services::                VNC daemons.
 * VPN Services::                VPN daemons.
 * Network File System::         NFS related services.
 * Samba Services::              Samba services.
@@ -417,18 +420,45 @@ Defining Services
 * Shepherd Services::           A particular type of service.
 * Complex Configurations::      Defining bindings for complex configurations.
 
+Home Configuration
+
+* Declaring the Home Environment::  Customizing your Home.
+* Configuring the Shell::       Enabling home environment.
+* Home Services::               Specifying home services.
+* Invoking guix home::          Instantiating a home configuration.
+
+Home Services
+
+* Essential Home Services::     Environment variables, packages, on-* scripts.
+* Shells: Shells Home Services.  POSIX shells, Bash, Zsh.
+* Mcron: Mcron Home Service.    Scheduled User's Job Execution.
+* Power Management: Power Management Home Services.  Services for battery power.
+* Shepherd: Shepherd Home Service.  Managing User's Daemons.
+* SSH: Secure Shell.            Setting up the secure shell client.
+* GPG: GNU Privacy Guard.       Setting up GPG and related tools.
+* Desktop: Desktop Home Services.  Services for graphical environments.
+* Guix: Guix Home Services.     Services for Guix.
+* Fonts: Fonts Home Services.   Services for managing User's fonts.
+* Sound: Sound Home Services.   Dealing with audio.
+* Messaging: Messaging Home Services.  Services for managing messaging.
+* Media: Media Home Services.   Services for managing media.
+
 Platforms
 
 * platform Reference::          Detail of platform declarations.
 * Supported Platforms::         Description of the supported platforms.
 
-System Images
+Creating System Images
 
 * image Reference::             Detail of image declarations.
 * Instantiate an Image::        How to instantiate an image record.
 * image-type Reference::        Detail of image types declaration.
 * Image Modules::               Definition of image modules.
 
+@code{image} Reference
+
+* partition Reference::
+
 Installing Debugging Files
 
 * Separate Debug Info::         Installing 'debug' outputs.
@@ -2912,6 +2942,10 @@ from there.  Such technique is explained below.
 @cindex chroot, guix system
 @cindex chrooting, guix system
 @cindex repairing GRUB, via chroot
+@menu
+* Chrooting into an existing system::
+@end menu
+
 @node Chrooting into an existing system
 @section Chrooting into an existing system
 
@@ -17078,6 +17112,10 @@ operating system configuration.  See the examples above.
 @end defun
 
 
+@menu
+* Btrfs file system::
+@end menu
+
 @node Btrfs file system
 @subsection Btrfs file system
 
@@ -43865,6 +43903,10 @@ defaults to @code{true}.
 @end table
 @end deftp
 
+@menu
+* partition Reference::
+@end menu
+
 @node partition Reference
 @subsection @code{partition} Reference