chore: Only build node 22 kuzzle-runner

Author: rolljee

.github/workflows/workflow.yaml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-24.04
     strategy:
       matrix:
-        node-version: [18, 20, 22]
+        node-version: [22]
     steps:
       - uses: actions/checkout@v4