Update .github/actions/gh-cache/cache/action.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: smockle

.github/actions/gh-cache/cache/action.yml

@@ -14,7 +14,7 @@ inputs:
   fail_on_cache_miss:
     description: "Fail the workflow if cached item is not found."
     required: false
-    default: "false"
+    default: 'false'
 
 outputs:
   value: