Refactor markdown check workflow

.github/workflows/markdown-link-check.yml

@@ -1,15 +1,14 @@
-name: Check Markdown links
+name: Check Markdown Links
 on:
   pull_request:
-    # The branches below must be a subset of the branches above
     branches: [ main ]
-    # Run only if the pull request changes a markdown file:
-    # https://docs.github.com/en/actions/learn-github-actions/workflow-syntax-for-github-actions#onpushpull_requestpaths
     paths:
       - '**.md'
 jobs:
-  markdown-link-check:
-    runs-on: ubuntu-latest
+  check-links:
+    name: runner / linkspector
+    runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v2
-    - uses: gaurav-nelson/github-action-markdown-link-check@v1
+      - uses: actions/checkout@v4
+      - name: Run linkspector
+        uses: umbrelladocs/action-linkspector@v1