fix(ci): pnpm isntall no frozen lockfile (#268)

Signed-off-by: Anton Misskii <amisskii@redhat.com>

.github/workflows/pr-check.yaml

@@ -113,11 +113,10 @@ jobs:
           version=$(npm view @podman-desktop/tests-playwright@next version)
           echo "Version of @podman-desktop/tests-playwright to be used: $version"
           jq --arg version "$version" '.devDependencies."@podman-desktop/tests-playwright" = $version' package.json > package.json_tmp && mv package.json_tmp package.json
-          pnpm install --lockfile-only
   
       - name: Execute pnpm in Minikube Extension
         working-directory: ./extension-minikube
-        run: pnpm install
+        run: pnpm install --no-frozen-lockfile
 
       - name: Build minikube extension from container file
         working-directory: ./extension-minikube