[docsy][CI] check-format workflow: drop unnecessary setup

Signed-off-by: Patrice Chalin <chalin@users.noreply.github.com>

.github/workflows/check-format.yml

@@ -19,16 +19,5 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Create NPM cache-hash input file
-        run: |
-          mkdir -p tmp
-          jq '{devDependencies, engines, gitHubActionCacheKey}' package.json > tmp/package-ci.json
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version-file: .nvmrc
-          cache: npm
-          cache-dependency-path: tmp/package-ci.json
-
       - name: Check file format
-        run: npm run check:format --ignore-scripts
+        run: npm run check:format