chore(deps): bump actions/checkout from 2 to 2.3.4 (#36)

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](https://github.com/actions/checkout/compare/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/neocities.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.4
     # Set up any tools and build steps here
     # This example uses a Node.js toolchain to build a site
     - name: Use Node.js

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
   version_and_release:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2.3.2
+    - uses: actions/checkout@v2.3.4
       with:
         # fetch full history so things like auto-changelog work properly
         fetch-depth: 0

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
         node: [15]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.4
     - name: Use Node.js ${{ matrix.node }}
       uses: actions/setup-node@v2.1.5
       with: