Bump actions in CI workflow, allow Gradle cache for 'neo' branch (#292) #1925

All 587 tests pass, 10 skipped in 4m 53s

69 files ±0 69 suites ±0 4m 53s ⏱️ -3s
597 tests ±0 587 ✅ ±0 10 💤 ±0 0 ❌ ±0
667 runs ±0 657 ✅ ±0 10 💤 ±0 0 ❌ ±0

Results for commit 8a588e7. ± Comparison against earlier commit 0d1a79f.