build: bump actions/cache from 2 to 3

Bumps [actions/cache](https://github.com/actions/cache) from 2 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v2...v3)

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

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

.github/workflows/coverity.yml

@@ -26,7 +26,7 @@ jobs:
           export MD5=$(cat coverity-latest.tar.gz.md5)
           echo "Got MD5 $MD5"
           echo name=md5::${MD5} >> $GITHUB_OUTPUT
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         id: cache
         with:
           path: coverity-latest.tar.gz