Add windows/amd64 to platforms in release.yaml

Author: rajnish-jais

.tekton/release.yaml

@@ -64,7 +64,7 @@ spec:
     - name: releaseAsLatest
       value: "true"
     - name: platforms
-      value: linux/amd64,linux/arm64,linux/s390x,linux/ppc64le
+      value: linux/amd64,linux/arm64,linux/s390x,linux/ppc64le,windows/amd64
     - name: koExtraArgs
       value: "--preserve-import-paths"
     - name: serviceAccountImagesPath