link-check.yaml: disables external link check (#5224)

Author: yikeke

.github/workflows/link-check.yaml

@@ -1,31 +1,31 @@
-name: external-link-check
+# name: external-link-check
 
-on: [pull_request]
+# on: [pull_request]
 
-jobs:
-  base:
-    runs-on: ubuntu-18.04
-    steps:
-      - name: Check out code
-        uses: actions/checkout@v2
+# jobs:
+#   base:
+#     runs-on: ubuntu-18.04
+#     steps:
+#       - name: Check out code
+#         uses: actions/checkout@v2
 
-      # NOTE:
-      #  - the check process can be very fast,
-      #    but if `-c` is too large then `Too Many Requests (HTTP error 429)` may be reported from `https://github.com/*`.
-      #  - we hardcode `--document-root` to `/github/workspace` in the container now.
-      #  - we use `http://172.*` as sample addresses in some docs, so we need to exclude them.
-      - name: Check external links
-        id: lc
-        uses: peter-evans/link-checker@v1
-        with:
-          args: -c 32 -d /github/workspace -r -x "http://172.*|https://github.com/.*/pull/.*|https://github.com/.*/issues/.*|https://github.com/[^.\n]*$|http://127.0.0.1.*|http://localhost.*|http://.*:.*|https://static.googleusercontent.com/media/research.google.com/.*|https://www.crunchbase.com/organization/.*|http://www.brendangregg.com.*|https://blog.csdn.net.*|http://mysql-cocoa.sourceforge.net.*|https://tools.ietf.org.*|http://code.google.com.*|https://spark.apache.org.*|https://www.caasdata.com/|https://www.linkedin.com/company/.*|https://sea-group.org/.*|https://octave.sourceforge.io/database/index.html|https://www.teld.cn/|http://gnade.sourceforge.net/|https://en.wikipedia.org/wiki/WeBank_\(China|https://twitter.com/PingCAP|http://www.webgraphviz.com/|http://octave.sourceforge.net/database/index.html|http://www.ymt.com/|http://www.alhem.net/project/mysql/|https://www.reddit.com/r/TiDB|http://www.189.cn/sh/|https://dev.mysql.com/doc/refman/5.7/en/connector-odbc-info.html|https://asktug.com/_/tidb-performance-map/#/|https://commons.apache.org/proper/commons-dbcp/|https://tomcat.apache.org/tomcat-7.0-doc/jdbc-pool.html|https://en.wikipedia.org/wiki/Plane_\(Unicode|.*.md" .
+#       # NOTE:
+#       #  - the check process can be very fast,
+#       #    but if `-c` is too large then `Too Many Requests (HTTP error 429)` may be reported from `https://github.com/*`.
+#       #  - we hardcode `--document-root` to `/github/workspace` in the container now.
+#       #  - we use `http://172.*` as sample addresses in some docs, so we need to exclude them.
+#       - name: Check external links
+#         id: lc
+#         uses: peter-evans/link-checker@v1
+#         with:
+#           args: -c 32 -d /github/workspace -r -x "http://172.*|https://github.com/.*/pull/.*|https://github.com/.*/issues/.*|https://github.com/[^.\n]*$|http://127.0.0.1.*|http://localhost.*|http://.*:.*|https://static.googleusercontent.com/media/research.google.com/.*|https://www.crunchbase.com/organization/.*|http://www.brendangregg.com.*|https://blog.csdn.net.*|http://mysql-cocoa.sourceforge.net.*|https://tools.ietf.org.*|http://code.google.com.*|https://spark.apache.org.*|https://www.caasdata.com/|https://www.linkedin.com/company/.*|https://sea-group.org/.*|https://octave.sourceforge.io/database/index.html|https://www.teld.cn/|http://gnade.sourceforge.net/|https://en.wikipedia.org/wiki/WeBank_\(China|https://twitter.com/PingCAP|http://www.webgraphviz.com/|http://octave.sourceforge.net/database/index.html|http://www.ymt.com/|http://www.alhem.net/project/mysql/|https://www.reddit.com/r/TiDB|http://www.189.cn/sh/|https://dev.mysql.com/doc/refman/5.7/en/connector-odbc-info.html|https://asktug.com/_/tidb-performance-map/#/|https://commons.apache.org/proper/commons-dbcp/|https://tomcat.apache.org/tomcat-7.0-doc/jdbc-pool.html|https://en.wikipedia.org/wiki/Plane_\(Unicode|.*.md" .
 
-      - name: Fail if there were external link errors
-        if: ${{ steps.lc.outputs.exit_code }}
-        run: |
-          echo "Please check the broken links reported in the previous step \"Check external links\"."
-          exit ${{ steps.lc.outputs.exit_code }}
-      # Debug via SSH if previous steps failed
-      #- name: Set up tmate session
-      #  if: ${{ failure() }}
-      #  uses: mxschmitt/action-tmate@v2
+#       - name: Fail if there were external link errors
+#         if: ${{ steps.lc.outputs.exit_code }}
+#         run: |
+#           echo "Please check the broken links reported in the previous step \"Check external links\"."
+#           exit ${{ steps.lc.outputs.exit_code }}
+#       # Debug via SSH if previous steps failed
+#       #- name: Set up tmate session
+#       #  if: ${{ failure() }}
+#       #  uses: mxschmitt/action-tmate@v2