build(deps): bump actions/checkout from 2 to 2.3.4 (angristan#838)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 2.3.4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v2.3.4)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/lint.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Lint Code Base
         uses: github/super-linter@v3.17.0
         env:

.github/workflows/test.yml

@@ -21,7 +21,7 @@ jobs:
           - centos-7-x64
           - centos-8-x64
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - name: Setup doctl
         uses: digitalocean/action-doctl@v2