chore(deps): bump actions/checkout from 6.0.2 to 6.0.3

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6.0.2...v6.0.3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6.0.3
         with:
           fetch-depth: '1'
           submodules: 'true'

.github/workflows/release.draft.yml

@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-      - uses: actions/checkout@v6.0.2
+      - uses: actions/checkout@v6.0.3
         with:
           fetch-depth: '0'
 

.github/workflows/slack-notify.demo.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - uses: actions/checkout@v6.0.2
+    - uses: actions/checkout@v6.0.3
 
     - name: success-slack-notification
       uses: rtCamp/action-slack-notify@v2.3.3