Update format.yml

Author: t-bltg

.github/workflows/format.yml

@@ -15,7 +15,7 @@ jobs:
   runic:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: julia-actions/setup-julia@latest
       - uses: julia-actions/cache@v2
       - uses: fredrikekre/runic-action@v1