Speed up test for bug72333

It reliably fails without the xp_ssl.c so it is good with smaller usleep

Author: bukka

ext/openssl/tests/bug72333.phpt

@@ -17,7 +17,7 @@ $serverCode = <<<'CODE'
 
 	for ($i = 0; $i < 5; $i++) {
 		fread($conn, 100000);
-		usleep(200000);
+		usleep(20000);
 	}
 CODE;