Bump actions/checkout from 3.5.2 to 3.6.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.5.2 to 3.6.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3.5.2...v3.6.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/godot-ci.yml

@@ -13,7 +13,7 @@ jobs:
       image: barichello/godot-ci:3.4.2
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.5.2
+        uses: actions/checkout@v3.6.0
       - name: Setup
         run: |
           mkdir -p ~/.local/share/godot/templates/
@@ -35,7 +35,7 @@ jobs:
       image: barichello/godot-ci:3.4.2
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.5.2
+        uses: actions/checkout@v3.6.0
       - name: Setup
         run: |
           mkdir -p ~/.local/share/godot/templates/
@@ -57,7 +57,7 @@ jobs:
       image: barichello/godot-ci:3.4.2
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.5.2
+        uses: actions/checkout@v3.6.0
       - name: Setup
         run: |
           mkdir -p ~/.local/share/godot/templates/
@@ -79,7 +79,7 @@ jobs:
       image: barichello/godot-ci:3.4.2
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.5.2
+        uses: actions/checkout@v3.6.0
       - name: Setup
         run: |
           mkdir -p ~/.local/share/godot/templates/