BUILD: fix linkchecker in 2.x

Signed-off-by: Lantao Jin <ltjin@amazon.com>

Author: LantaoJin

.github/workflows/link-checker.yml

@@ -18,7 +18,7 @@ jobs:
         id: lychee
         uses: lycheeverse/lychee-action@master
         with:
-          args: --accept=200,403,429,999  "./**/*.html" "./**/*.md" "./**/*.txt" --exclude "https://aws.oss.sonatype.*" "http://localhost*" "https://localhost" "https://odfe-node1:9200/" "https://community.tableau.com/docs/DOC-17978" ".*family.zzz" "https://pypi.python.org/pypi/opensearchsql/" "opensearch*" ".*@amazon.com" ".*email.com" "git@github.com" "http://timestamp.verisign.com/scripts/timstamp.dll" ".*/PowerBIConnector/bin/Release"
+          args: --accept=200,403,429,999  "./**/*.html" "./**/*.md" "./**/*.txt" --exclude "https://aws.oss.sonatype.*|http://localhost.*|https://localhost|https://odfe-node1:9200/|https://community.tableau.com/docs/DOC-17978|.*family.zzz|opensearch*|.*@amazon.com|.*email.com|.*@github.com|http://timestamp.verisign.com/scripts/timstamp.dll"
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
       - name: Fail if there were link errors