build: [Snyk] Upgrade @mui/material from 5.16.7 to 5.16.8 #1727

All 77 tests pass in 8s

1 files - 24 25 suites - 368 8s ⏱️ - 1h 7m 0s
77 tests - 538 77 ✅ - 523 0 💤 - 4 0 ❌ - 11
87 runs - 865 87 ✅ - 847 0 💤 - 4 0 ❌ - 14

Results for commit 3f1d668. ± Comparison against earlier commit 9d4b65e.