Use global links checker (#268)

More info here
https://github.com/hazelcast/hazelcast-docs/blob/develop/README.adoc#links-checker

Author: fantkolja

.github/workflows/validate.yml

@@ -13,11 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-node@v4
-      with:
-        node-version: 16
-    - name: Check for broken internal links
-      run: |
-        npm i
-        npm run-script check-links-local
+      - name: Checkout Current Repo
+        uses: actions/checkout@v4
+      - name: Check dead links
+        uses: hazelcast/hazelcast-docs/.github/actions/validate@main

.gitignore

@@ -3,5 +3,4 @@
 /build/
 .idea
 .DS_Store
-package-lock.json
 .vscode