Add pytest retry for link checks (#228)

* add pytest retry for link checks

* Update .github/workflows/check-links.yml

* newline

Author: rasbt

.github/workflows/check-links.yml

@@ -23,8 +23,8 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install pytest pytest-check-links
+        pip install pytest pytest-check-links pytest-retry
 
     - name: Check links
       run: |
-        pytest --check-links ./ --check-links-ignore "https://platform.openai.com/*" --check-links-ignore "https://arena.lmsys.org"
+        pytest --check-links ./ --check-links-ignore "https://platform.openai.com/*" --check-links-ignore "https://arena.lmsys.org" --retries 2 --retry-delay 5