Pinned ubuntu to 24.04

Author: adamlui

.github/workflows/link-checker.yml

@@ -13,7 +13,7 @@ permissions:
 
 jobs:
   lychee:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6.0.2