Fix timeout value used in XLogWaitForReplayOf

The previous value assumed usec precision, while the timeout used is in
milliseconds, causing replica backends to wait for many hours for WAL
replay without the expected progress reports in logs.

This fixes the issue.

src/backend/access/transam/xlogrecovery.c

@@ -533,7 +533,7 @@ XLogWaitForReplayOf(XLogRecPtr redoEndRecPtr)
 	{
 		bool timeout;
 		timeout = ConditionVariableTimedSleep(&XLogRecoveryCtl->replayProgressCV,
-											  10000000, /* 10 seconds */
+											  10000, /* 10 seconds, in millis */
 											  WAIT_EVENT_RECOVERY_WAL_STREAM);
 
 		replayRecPtr = GetXLogReplayRecPtr(NULL);