Bump actions/cache from 4.2.2 to 4.2.3

Bumps [actions/cache](https://github.com/actions/cache) from 4.2.2 to 4.2.3.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@d4323d4...5a3ec84)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/env-checks.yml

@@ -59,7 +59,7 @@ jobs:
           fi;
 
       - name: Cache conda
-        uses: actions/cache@d4323d4df104b026a6aa633fdb11d772146be0bf  # v4.2.2
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684  # v4.2.3
         env:
           # Increase this value to reset cache if environment.yml has not changed
           CACHE_NUMBER: 0