gradle: improve error message when using incorrect version of java #27170

All 178 tests pass in 42m 8s

112 files ±0 112 suites ±0 42m 8s ⏱️ -53s
178 tests ±0 178 ✅ ±0 0 💤 ±0 0 ❌ ±0
1 056 runs ±0 1 056 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit 0bc7b68. ± Comparison against earlier commit 2838dcc.