add gr712rc target #1870

All 5 296 tests pass, 653 skipped in 29m 23s

5 949 tests ±0 5 296 ✔️ ±0 29m 23s ⏱️ - 2m 5s
  325 suites ±0   653 💤 ±0
      1 files ±0       0 ❌ ±0

Results for commit 008b304. ± Comparison against earlier commit b0a9726.