Bump actions/upload-artifact from 3 to 4

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

.github/workflows/scorecard.yml

@@ -47,7 +47,7 @@ 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@3cea5372237819ed00197afe530f5a7ea3e805c8 # v3.1.0
+        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
         with:
           name: SARIF file
           path: results.sarif

.github/workflows/test_php_ext.yml

@@ -42,7 +42,7 @@ jobs:
             bazel build //php:release $BAZEL_FLAGS;
             cp bazel-bin/php/protobuf-*.tgz .
 
-      - uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce
+      - uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874
         with:
           name: protobuf-php-release
           path: protobuf-*.tgz

.github/workflows/test_upb.yml

@@ -166,11 +166,11 @@ jobs:
           bazel: build --crosstool_top=//toolchain:clang_suite --//toolchain:release=true --symlink_prefix=/ -c dbg //python/dist //python/dist:test_wheel //python/dist:source_wheel
       - name: Move Wheels
         run: mkdir wheels && find _build/out \( -name 'protobuf*.whl' -o -name 'protobuf-*.tar.gz' \) -exec mv '{}' wheels ';'
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: python-wheels
           path: wheels/
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: requirements
           # Tests shouldn't have access to the whole upb repo, upload the one file we need