chore: link-checker, check only md files in root and in docs

Author: kadel

.github/workflows/link-checker.yaml

@@ -6,14 +6,22 @@ on:
       - '**.md'
       - 'docs/**'
 
+
 jobs:
   markdown-link-check:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
 
-    - name: Check all markdown files in root
+    - name: Check markdown links in docs
       uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
         config-file: '.github/workflows/link-checker.config.json'
+        folder-path: 'docs/'
 
+    - name: Check markdown files in root
+      uses: gaurav-nelson/github-action-markdown-link-check@v1
+      with:
+        config-file: '.github/workflows/link-checker.config.json'
+        # ignore subfolders we don't want to check everthing, there is a lot of files from plugins that we don't control
+        max-depth: 0