Fix release action

Author: jeanp413

.github/workflows/release.yml

@@ -37,7 +37,7 @@ jobs:
       - name: Ensure new version
         run: |
           latest_tag=$(curl --silent -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/gitpod-io/gitpod-vscode-desktop/releases/latest | jq --raw-output '.tag_name')
-          if [ "$latest_tag" = *${{ steps.package_vsix.outputs.version }} ]; then
+          if [ "$latest_tag" = "v${{ steps.package_vsix.outputs.version }}" ]; then
             exit 1
           fi