fix: configure Git to use HTTP/1.1 to avoid HTTP2 framing errors

Co-authored-by: yanglbme <21008209+yanglbme@users.noreply.github.com>

Author: Copilot

.github/workflows/deploy.yml

@@ -99,6 +99,7 @@ jobs:
           fi
 
           echo "Cloning docs branch ..."
+          git config --global http.version HTTP/1.1
           git clone --depth 1 --branch docs "https://x-access-token:${GH_TOKEN}@github.com/${GH_REPO}.git" docs-cache
           cp "$CACHE_FILE" docs-cache/