chore: bump actions/upload-artifact from 3.1.3 to 4.0.0 (in-toto#337)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3.1.3 to 4.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@a8a3f3a...c7d193f)

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

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

.github/workflows/scorecard.yml

@@ -49,7 +49,7 @@ 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@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # tag=v3.1.3
+        uses: actions/upload-artifact@c7d193f32edcb7bfad88892161225aeda64e9392 # tag=v4.0.0
         with:
           name: SARIF file
           path: results.sarif

.github/workflows/witness.yml

@@ -74,7 +74,7 @@ jobs:
             run: ${{ inputs.command }}
 
           - if: ${{ inputs.artifact-upload-path != '' && inputs.artifact-upload-name != ''}}
-            uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
+            uses: actions/upload-artifact@c7d193f32edcb7bfad88892161225aeda64e9392 # v4.0.0
             with:
               name: ${{ inputs.artifact-upload-name }}
               path: ${{ inputs.artifact-upload-path }}