docs: Check markdown files for bad links using linkinator (#28424)

.github/workflows/superset-docs-verify.yml

@@ -12,6 +12,16 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  linkinator:
+    name: Link Checking
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: JustinBeckwith/linkinator-action@v1.10.4
+        with:
+          paths: "**/*.md, **/*.mdx"
+          linksToSkip: '^https://github.com/apache/(superset|incubator-superset)/(pull|issue)/\d+, http://localhost:8088/, docker/.env-non-dev, http://127.0.0.1:3000/, http://localhost:9001/, https://charts.bitnami.com/bitnami, https://www.li.me/, https://www.fanatics.com/, https://tails.com/gb/, https://www.techaudit.info/, https://avetilearning.com/, https://www.udemy.com/, https://trustmedis.com/, http://theiconic.com.au/, https://dev.mysql.com/doc/refman/5.7/en/innodb-limits.html, https://img.shields.io/librariesio/release/npm/%40superset-ui%2Fembedded-sdk?style=flat, https://img.shields.io/librariesio/release/npm/%40superset-ui%2Fplugin-chart-pivot-table?style=flat, https://vkusvill.ru/'
+          # verbosity: 'ERROR'
   build-deploy:
     name: Build & Deploy
     runs-on: ubuntu-22.04