Bump the artifact group with 2 updates

Bumps the artifact group with 2 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

Updates `actions/download-artifact` from 6 to 7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: artifact
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: artifact
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/stage-2-test.yaml

@@ -55,7 +55,7 @@ jobs:
         run: |
           make test-unit
       - name: "Save the coverage check result"
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: code-coverage-report
           path: "coverage/lcov.info"
@@ -75,7 +75,7 @@ jobs:
         with:
           fetch-depth: 0 # Full history is needed to improving relevancy of reporting
       - name: "Download coverage report from Unit Test artifacts"
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: code-coverage-report
       - name: "Perform static analysis"

.github/workflows/stage-6-promote.yaml

@@ -55,7 +55,7 @@ jobs:
           aws s3 sync "s3://${AWS_S3_SOURCE_RELEASES_BUCKET}/tag/${{ inputs.release_tag }}" .
 
       - name: "Upload artefacts to GitHub"
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: release-package
           path: |
@@ -76,7 +76,7 @@ jobs:
       contents: read
     steps:
       - name: "Download artefacts from GitHub"
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: release-package
       - name: "Configure AWS credentials"