gnu: python-onnx: Rename to "onnx".

* gnu/packages/machine-learning.scm (python-onnx): Rename to...
(onnx): ... this, and change 'name' field accordingly.
(python-onnx): New variable.
* gnu/packages/patches/python-onnx-shared-libraries.patch: Rename to...
* gnu/packages/patches/onnx-shared-libraries.patch: ... this.
* gnu/packages/patches/python-onnx-use-system-googletest.patch: Rename
to...
* gnu/packages/patches/onnx-use-system-googletest.patch: ... this.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.

gnu/local.mk

@@ -1512,6 +1512,8 @@ dist_patch_DATA =						\
   %D%/packages/patches/ocaml-dose3-Install-mli-cmx-etc.patch	\
   %D%/packages/patches/omake-fix-non-determinism.patch	\
   %D%/packages/patches/oneko-remove-nonfree-characters.patch	\
+  %D%/packages/patches/onnx-use-system-googletest.patch	\
+  %D%/packages/patches/onnx-shared-libraries.patch	\
   %D%/packages/patches/openbabel-fix-crash-on-nwchem-output.patch	\
   %D%/packages/patches/opencascade-oce-glibc-2.26.patch		\
   %D%/packages/patches/opencv-fix-build-of-grfmt_jpeg2000.cpp.patch	\
@@ -1633,8 +1635,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/python-memcached-syntax-warnings.patch	\
   %D%/packages/patches/python-mox3-python3.6-compat.patch	\
   %D%/packages/patches/python-testtools.patch			\
-  %D%/packages/patches/python-onnx-use-system-googletest.patch	\
-  %D%/packages/patches/python-onnx-shared-libraries.patch	\
   %D%/packages/patches/python-packaging-test-arch.patch		\
   %D%/packages/patches/python2-parameterized-docstring-test.patch	\
   %D%/packages/patches/python-paste-remove-timing-test.patch	\

gnu/packages/machine-learning.scm

@@ -581,16 +581,16 @@ (define (delete-ifdefs file)
 in terms of new algorithms.")
     (license license:gpl3+)))
 
-(define-public python-onnx
+(define-public onnx
   (package
-    (name "python-onnx")
+    (name "onnx")
     (version "1.9.0")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "onnx" version))
-       (patches (search-patches "python-onnx-use-system-googletest.patch"
-                                "python-onnx-shared-libraries.patch"))
+       (patches (search-patches "onnx-use-system-googletest.patch"
+                                "onnx-shared-libraries.patch"))
        (sha256
         (base32 "0yjv2axz2vc2ysniwislsp53fsb8f61y1warrr2ppn2d9ijml1d9"))
        (modules '((guix build utils)))
@@ -658,6 +658,12 @@ (define args
 standard data types.")
     (license license:expat)))
 
+(define-public python-onnx
+  ;; This used to be called "python-onnx" because it provided nothing but
+  ;; Python bindings.  The package now provides shared libraries and C++
+  ;; headers, hence the name change.
+  (deprecated-package "python-onnx" onnx))
+
 (define-public rxcpp
   (package
     (name "rxcpp")