ci: use major version of workflows

Author: Fdawgs

.github/workflows/ci.yml

@@ -17,6 +17,6 @@ on:
 
 jobs:
   test:
-    uses: fastify/workflows/.github/workflows/plugins-ci.yml@v5.0.0
+    uses: fastify/workflows/.github/workflows/plugins-ci.yml@v5
     with:
       license-check: true