Fix CI by using a more recent Windows image

Author: Byron

.github/workflows/cross-platform-testing.yml

@@ -35,11 +35,11 @@ jobs:
             rust: nightly
             target: x86_64-apple-darwin
           - build: win-msvc
-            os: windows-2019
+            os: windows-2022
             rust: stable
             target: x86_64-pc-windows-msvc
           - build: win-gnu
-            os: windows-2019
+            os: windows-2022
             rust: stable
             target: x86_64-pc-windows-gnu
           - build: win32-gnu