Bump Apple-Actions/import-codesign-certs from 6.1.0 to 7.0.0 (#355)

Bumps [Apple-Actions/import-codesign-certs](https://github.com/apple-actions/import-codesign-certs) from 6.1.0 to 7.0.0.
- [Release notes](https://github.com/apple-actions/import-codesign-certs/releases)
- [Commits](Apple-Actions/import-codesign-certs@v6.1.0...v7.0.0)

---
updated-dependencies:
- dependency-name: Apple-Actions/import-codesign-certs
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/build-packages.yml

@@ -102,7 +102,7 @@ jobs:
 
       - name: Import Apple app signing certificate
         if: startsWith(matrix.os, 'macos') && matrix.config == 'optimized=1' && steps.check_secrets.outputs.HAS_APPLE_SECRET == 'true'
-        uses: Apple-Actions/import-codesign-certs@v6.1.0
+        uses: Apple-Actions/import-codesign-certs@v7.0.0
         with:
           p12-file-base64: ${{ secrets.APPLE_DEV_ID_APP }}
           p12-password: ${{ secrets.APPLE_DEV_ID_APP_PASS }}