Update actions/checkout action to v7

Author: renovate[bot]

.github/workflows/appimage.yml

@@ -25,7 +25,7 @@ jobs:
       image: ghcr.io/pkgforge-dev/archlinux:latest
       options: --privileged --device /dev/fuse
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       - name: Preparing Container
         uses: pkgforge-dev/anylinux-setup-action@0964f2258d6c93d1391359978dde081fd8b3c6af # v2
       - name: Install Dependencies