ci: exclude 5.9 windows target

Author: besya

.github/workflows/swift.yml

@@ -21,4 +21,4 @@ jobs:
     uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
     with:
       linux_exclude_swift_versions: "[{\"swift_version\": \"5.8\"}, {\"swift_version\": \"5.9\"}, {\"swift_version\": \"5.10\"}]"
-      windows_exclude_swift_versions: "[{\"swift_version\": \"5.10\"}]"
+      windows_exclude_swift_versions: "[{\"swift_version\": \"5.9\"}, {\"swift_version\": \"5.10\"}]"