gnu: Add rust-windows-core-0.52.

* gnu/packages/crates-windows.scm (rust-windows-core-0.52): New variable.

Change-Id: I2117506258f2c25e36bde5533d58745d75ba0514

gnu/packages/crates-windows.scm

@@ -1584,6 +1584,25 @@ crate.")
                        ("rust-syn" ,rust-syn-2)
                        ("rust-windows-metadata" ,rust-windows-metadata-0.51))))))
 
+(define-public rust-windows-core-0.52
+  (package
+    (name "rust-windows-core")
+    (version "0.52.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "windows-core" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1nc3qv7sy24x0nlnb32f7alzpd6f72l4p24vl65vydbyil669ark"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs (("rust-windows-targets" ,rust-windows-targets-0.52))))
+    (home-page "https://github.com/microsoft/windows-rs")
+    (synopsis "Rust for Windows")
+    (description "This package provides the core of Rust for Windows.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-windows-i686-gnu-0.52
   (package
     (name "rust-windows-i686-gnu")