Bump actions/upload-artifact from 4 to 7 (#593)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v7)

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

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

Author: dependabot[bot]

.github/workflows/Code_Coverage.yml

@@ -148,15 +148,15 @@ jobs:
       # ── Attach HTML report as artifact (always, useful on PRs) ────────
       - name: Upload HTML coverage report
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-report-html
           path: build/coverage_html/
           retention-days: 14
 
       - name: Upload LCOV file
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-lcov
           path: build/coverage.info

.github/workflows/sanitizers.yml

@@ -207,7 +207,7 @@ jobs:
       # ── Artifacts ─────────────────────────────────────────────────────
       - name: Upload sanitizer test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: san-results-${{ matrix.sanitizer }}-${{ matrix.compiler }}-cxx${{ matrix.cxx_std }}
           path: build/Testing/**/*.xml

.github/workflows/static_analysis.yml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Upload clang-tidy report
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: clang-tidy-report
           path: clang-tidy-report.txt