chore(deps): bump actions/upload-artifact from 3 to 4 (ietf-tools#6799)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  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/build.yml

@@ -229,7 +229,7 @@ jobs:
         token: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Upload Build Artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: release-${{ env.PKG_VERSION }}
         path: /home/runner/work/release/release.tar.gz

.github/workflows/tests.yml

@@ -52,7 +52,7 @@ jobs:
         coverage xml
 
     - name: Upload geckodriver.log
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: ${{ failure() }}
       with:
         name: geckodriverlog
@@ -69,7 +69,7 @@ jobs:
         mv latest-coverage.json coverage.json
         
     - name: Upload Coverage Results as Build Artifact
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: ${{ always() }}
       with:
         name: coverage
@@ -103,7 +103,7 @@ jobs:
         npx playwright test --project=${{ matrix.project }}
         
     - name: Upload Report
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: ${{ always() }}
       continue-on-error: true
       with:
@@ -162,7 +162,7 @@ jobs:
         npx playwright test --project=${{ matrix.project }} -c playwright-legacy.config.js
         
     - name: Upload Report
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: ${{ always() }}
       continue-on-error: true
       with: