ci: update action versions

.github/actions/setup-arch/action.yml

@@ -10,7 +10,7 @@ runs:
       run: echo "week=$(date +%Y-%U)" >> $GITHUB_OUTPUT
 
     - name: Restore package cache
-      uses: actions/cache/restore@v4
+      uses: actions/cache/restore@v5
       with:
         path: |
           /var/cache/pacman/pkg
@@ -41,7 +41,7 @@ runs:
       run: sudo -u builder yay -S --noconfirm quickshell-git
 
     - name: Save packages to cache
-      uses: actions/cache/save@v4
+      uses: actions/cache/save@v5
       with:
         path: |
           /var/cache/pacman/pkg

.github/workflows/check-format.yml

@@ -14,7 +14,7 @@ jobs:
       image: archlinux:latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: ./.github/actions/setup-arch
 
       - name: Check QML format

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Create release
 on:
   push:
     tags:
-      - 'v*'
+      - "v*"
 
 jobs:
   build-and-release:
@@ -13,7 +13,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Create packages
         run: |

.github/workflows/update-flake-inputs.yml

@@ -17,7 +17,7 @@ jobs:
           app-id: ${{ secrets.APP_ID }}
           private-key: ${{ secrets.APP_PRIVATE_KEY }}
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           token: ${{ steps.app-token.outputs.token }}
           persist-credentials: false