gnu: rust-selectors: Add 0.23.0.

* gnu/packages/crates-io.scm (rust-selectors-0.23): New variable.
(rust-selectors-0.22): Inherit from it.

gnu/packages/crates-io.scm

@@ -53910,8 +53910,39 @@ macOS and iOS.")
        (("rust-core-foundation-sys" ,rust-core-foundation-sys-0.2)
         ("rust-libc" ,rust-libc-0.2))))))
 
+(define-public rust-selectors-0.23
+  (package
+    (name "rust-selectors")
+    (version "0.23.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "selectors" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "17w7slv2bkksvbq6pggx3db23vh1g022hxv06smilwmyhv38gspx"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-cssparser" ,rust-cssparser-0.28)
+        ("rust-derive-more" ,rust-derive-more-0.99)
+        ("rust-fxhash" ,rust-fxhash-0.2)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-phf" ,rust-phf-0.8)
+        ("rust-phf-codegen" ,rust-phf-codegen-0.8)
+        ("rust-precomputed-hash" ,rust-precomputed-hash-0.1)
+        ("rust-servo-arc" ,rust-servo-arc-0.1)
+        ("rust-smallvec" ,rust-smallvec-1))))
+    (home-page "https://github.com/servo/servo")
+    (synopsis "CSS Selectors matching for Rust")
+    (description "This package provides CSS Selectors matching for Rust.")
+    (license license:mpl2.0)))
+
 (define-public rust-selectors-0.22
   (package
+    (inherit rust-selectors-0.23)
     (name "rust-selectors")
     (version "0.22.0")
     (source
@@ -53938,11 +53969,7 @@ macOS and iOS.")
         ("rust-smallvec" ,rust-smallvec-1)
         ("rust-thin-slice" ,rust-thin-slice-0.1))
        #:cargo-development-inputs
-       (("rust-phf-codegen" ,rust-phf-codegen-0.8))))
-    (home-page "https://github.com/servo/servo")
-    (synopsis "CSS Selectors matching for Rust")
-    (description "This package provides CSS Selectors matching for Rust.")
-    (license license:mpl2.0)))
+       (("rust-phf-codegen" ,rust-phf-codegen-0.8))))))
 
 (define-public rust-selectors-0.21
   (package