chore(deps): update actions/checkout action to v3

Author: renovate-bot

.github/workflows/CI.yml

@@ -17,7 +17,7 @@ jobs:
           # - windows-latest
         atom_channel: [stable, beta]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: UziTech/action-setup-atom@v1
         with:
           channel: ${{ matrix.atom_channel }}
@@ -34,7 +34,7 @@ jobs:
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Commit lint ✨
@@ -55,7 +55,7 @@ jobs:
       github.event.repository.fork == false
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: UziTech/action-setup-atom@v1
       - uses: actions/setup-node@v2