const runtime.waitReasonGCScavengeWait

3 uses

	runtime (current package)
		mgcscavenge.go#L425: 	goparkunlock(&s.lock, waitReasonGCScavengeWait, traceBlockSystemGoroutine, 2)
		runtime2.go#L1232: 	waitReasonGCScavengeWait                          // "GC scavenge wait"
		runtime2.go#L1286: 	waitReasonGCScavengeWait:        "GC scavenge wait",