fix: Sending of message in empty MLS group #WPB-14747 #16433

All 49 tests pass, 1 skipped in 8s

50 tests - 3 137 49 ✅ - 3 118 8s ⏱️ - 5m 8s
9 suites + 2 1 💤 - 18
9 files + 2 0 ❌ - 1

Results for commit 170c532. ± Comparison against earlier commit c7767d7.