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

Author: renovate[bot]

.github/workflows/CI.yml

@@ -21,7 +21,7 @@ jobs:
           # - windows-latest
         atom_channel: [stable, beta]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
       - uses: UziTech/action-setup-atom@v1
         with:
           channel: ${{ matrix.atom_channel }}
@@ -40,7 +40,7 @@ jobs:
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Commit lint ✨
@@ -61,7 +61,7 @@ jobs:
       github.event.repository.fork == false
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
       - uses: UziTech/action-setup-atom@v1
       - uses: actions/setup-node@v3
         with: