build(deps): bump actions/upload-artifact from 4.6.2 to 6.0.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.6.2 to 6.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v4.6.2...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yml

@@ -141,7 +141,7 @@ jobs:
           tree -nh ./bin
       -
         name: Upload artifacts
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v6.0.0
         with:
           name: registry
           path: ./bin/*

.github/workflows/conformance.yml

@@ -44,7 +44,7 @@ jobs:
         run: mkdir -p out/ && mv {report.html,junit.xml} out/
       -
         name: Upload test results
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v6.0.0
         with:
           name: oci-test-results-${{ github.sha }}
           path: out/

.github/workflows/scorecards.yml

@@ -46,7 +46,7 @@ jobs:
       # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
       # format to the repository Actions tab.
       - name: "Upload artifact"
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # tag=v4.6.2
+        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # tag=v6.0.0
         with:
           name: SARIF file
           path: results.sarif