Update actions/checkout action to v5.1.0

Author: renovate[bot]

.github/workflows/appimage.yml

@@ -23,7 +23,7 @@ jobs:
             arch: aarch64
     container: ghcr.io/pkgforge-dev/archlinux:latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@fbc6f3992d24b796d5a048ff273f7fcc4a7b6c09 # v5.1.0
       - name: Preparing Container
         uses: pkgforge-dev/anylinux-setup-action@0964f2258d6c93d1391359978dde081fd8b3c6af # v2
       - name: Install Dependencies