chore(deps): update actions/checkout action to v6

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
         os: [ macos-26, ubuntu-latest, windows-latest ]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4
@@ -92,7 +92,7 @@ jobs:
     if: github.repository == 'pear-devs/pear-desktop' && github.ref == 'refs/heads/master'
     needs: build
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/dependency-review.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Checkout Repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Dependency Review"
         uses: actions/dependency-review-action@v4

.github/workflows/pr-build-artifacts.yml

@@ -33,7 +33,7 @@ jobs:
         os: [macos-latest, ubuntu-latest, windows-latest]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install pnpm
         uses: pnpm/action-setup@v4

.github/workflows/reviewdog.yml

@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
       checks: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.sha }}