Merge pull request #109 from tiddly-gittly/renovate/actions-checkout-5.x

chore(deps): update actions/checkout action to v5

Author: linonetwo

.github/workflows/upgrade.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - uses: actions/setup-node@v6
         with:
           node-version: lts/*