gnu: Add rust-diesel-2.

* gnu/packages/crates-io.scm (rust-diesel-2): New variable.
(rust-diesel-1): Inherit from rust-diesel-2.

Change-Id: I9ee4176d1165ede2e621c1b9408c5ad40ea88e10

gnu/packages/crates-io.scm

@@ -20877,8 +20877,58 @@ (define-public rust-dialoguer-0.10
         ("rust-tempfile" ,rust-tempfile-3)
         ("rust-zeroize" ,rust-zeroize-1))))))
 
+(define-public rust-diesel-2
+  (package
+    (name "rust-diesel")
+    (version "2.1.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "diesel" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "0ndmiv98xq2glkr4bqfq58fc3qncscfzx63xpj4ipwlqf30hbz03"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-test-flags
+       '("--release"
+         "--features" "sqlite")
+       #:cargo-inputs (("rust-bigdecimal" ,rust-bigdecimal-0.1)
+                       ("rust-bitflags" ,rust-bitflags-2)
+                       ("rust-byteorder" ,rust-byteorder-1)
+                       ("rust-chrono" ,rust-chrono-0.4)
+                       ("rust-diesel-derives" ,rust-diesel-derives-2)
+                       ("rust-ipnet" ,rust-ipnet-2)
+                       ("rust-ipnetwork" ,rust-ipnetwork-0.17)
+                       ("rust-itoa" ,rust-itoa-1)
+                       ("rust-libc" ,rust-libc-0.2)
+                       ("rust-libsqlite3-sys" ,rust-libsqlite3-sys-0.20)
+                       ("rust-mysqlclient-sys" ,rust-mysqlclient-sys-0.2)
+                       ("rust-num-bigint" ,rust-num-bigint-0.2)
+                       ("rust-num-integer" ,rust-num-integer-0.1)
+                       ("rust-num-traits" ,rust-num-traits-0.2)
+                       ("rust-percent-encoding" ,rust-percent-encoding-2)
+                       ("rust-pq-sys" ,rust-pq-sys-0.4)
+                       ("rust-quickcheck" ,rust-quickcheck-1)
+                       ("rust-r2d2" ,rust-r2d2-0.8)
+                       ("rust-serde-json" ,rust-serde-json-0.9)
+                       ("rust-time" ,rust-time-0.3)
+                       ("rust-url" ,rust-url-2)
+                       ("rust-uuid" ,rust-uuid-0.7))
+       #:cargo-development-inputs (("rust-cfg-if" ,rust-cfg-if-1)
+                                   ("rust-dotenvy" ,rust-dotenvy-0.15)
+                                   ("rust-ipnetwork" ,rust-ipnetwork-0.17)
+                                   ("rust-quickcheck" ,rust-quickcheck-1))))
+    (native-inputs (list sqlite))
+    (home-page "https://diesel.rs")
+    (synopsis "Safe, extensible ORM and Query Builder")
+    (description "This package provides a safe, extensible ORM and Query
+Builder for PostgreSQL, SQLite, and MySQL.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-diesel-1
   (package
+    (inherit rust-diesel-2)
     (name "rust-diesel")
     (version "1.4.6")
     (source
@@ -20890,7 +20940,6 @@ (define-public rust-diesel-1
        (sha256
         (base32
          "0hpmwrc0zx3zvpgwp9zrm6wj8d8i8q8990grlrnfzlivbi6zqyq4"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-test-flags
        '("--release"
@@ -20922,13 +20971,7 @@ (define-public rust-diesel-1
        (("rust-cfg-if" ,rust-cfg-if-0.1)
         ("rust-dotenv" ,rust-dotenv-0.10)
         ("rust-quickcheck" ,rust-quickcheck-0.4)
-        ("rust-tempdir" ,rust-tempdir-0.3))))
+        ("rust-tempdir" ,rust-tempdir-0.3))))))
-    (native-inputs (list sqlite))
-    (home-page "https://diesel.rs")
-    (synopsis "Safe, extensible ORM and Query Builder")
-    (description "This package provides a safe, extensible ORM and Query
-Builder for PostgreSQL, SQLite, and MySQL.")
-    (license (list license:expat license:asl2.0))))
 
 (define-public rust-diesel-derives-2
   (package