chore(deps): update lycheeverse/lychee-action action to v2.7.0 (gemini-cli-extensions#65)

Co-authored-by: Averi Kitsch <akitsch@google.com>

Author: renovate-bot

.github/workflows/markdown-checks.yml

@@ -27,7 +27,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
 
       - name: Link Checker
-        uses: lycheeverse/lychee-action@885c65f3dc543b57c898c8099f4e08c8afd178a2 # v2.6.1
+        uses: lycheeverse/lychee-action@a8c4c7cb88f0c7386610c35eb25108e448569cb0 # v2.7.0
         with:
           # There is no security token. So, it would fail on any links which aren't public.
           args: "--verbose --no-progress **/*.md"