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

Bumps the actions-major group with 2 updates: [actions/checkout](https://github.com/actions/checkout) and [softprops/action-gh-release](https://github.com/softprops/action-gh-release).


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 `softprops/action-gh-release` from 2 to 3
- [Release notes](https://github.com/softprops/action-gh-release/releases)
- [Changelog](https://github.com/softprops/action-gh-release/blob/master/CHANGELOG.md)
- [Commits](softprops/action-gh-release@v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-major
- dependency-name: softprops/action-gh-release
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
       github.event_name == 'workflow_dispatch' ||
       contains(github.event.pull_request.labels.*.name, 'run-ci')
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Show toolchain
         run: |

.github/workflows/release.yml

@@ -44,7 +44,7 @@ jobs:
     name: Build & publish DMG
     runs-on: macos-15
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.tag || github.ref }}
           fetch-depth: 0
@@ -164,7 +164,7 @@ jobs:
           git push --force origin refs/tags/nightly
 
       - name: Publish release
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@v3
         with:
           tag_name: ${{ steps.plan.outputs.tag }}
           name: ${{ steps.plan.outputs.name }}