chore(ci-deps): bump the gh-actions-deps group with 2 updates

Bumps the gh-actions-deps group with 2 updates: [actions/checkout](https://github.com/actions/checkout) and [actions/first-interaction](https://github.com/actions/first-interaction).


Updates `actions/checkout` from 4 to 6
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v6)

Updates `actions/first-interaction` from 1 to 3
- [Release notes](https://github.com/actions/first-interaction/releases)
- [Commits](actions/first-interaction@v1...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gh-actions-deps
- dependency-name: actions/first-interaction
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gh-actions-deps
...

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

Author: dependabot[bot]

.github/workflows/ci-debug-builds.yml

@@ -29,7 +29,7 @@ jobs:
                     - armv7-unknown-linux-musleabi
                     - armv7-unknown-linux-musleabihf
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
             - name: Cache Rust assets
               id: rust-cache
               uses: Swatinem/rust-cache@v2

.github/workflows/dependency-review.yml

@@ -10,6 +10,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v4

.github/workflows/greetings.yml

@@ -9,7 +9,7 @@ jobs:
       issues: write
       pull-requests: write
     steps:
-    - uses: actions/first-interaction@v1
+    - uses: actions/first-interaction@v3
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         issue-message: "Welcome to the `scrob` project! Please make sure to read the Code of Conduct in the meantime, and we will respond when we can."