Fixed #68458 Change pm.start_servers default warning to notice

Add another test
014 checks that no "notice" are traced when log_level=warning
015 checks that "notice" are traced when log_level=notice

sapi/fpm/tests/015.phpt

@@ -0,0 +1,64 @@
+--TEST--
+FPM: Test various messages on start, from master and childs
+--SKIPIF--
+<?php include "skipif.inc"; ?>
+--FILE--
+<?php
+
+include "include.inc";
+
+$logfile = dirname(__FILE__).'/php-fpm.log.tmp';
+$port = 9000+PHP_INT_SIZE;
+
+$cfg = <<<EOT
+[global]
+error_log = $logfile
+log_level = notice
+[unconfined]
+listen = 127.0.0.1:$port
+listen.allowed_clients=127.0.0.1,xxx
+user = foo
+pm = dynamic
+pm.max_children = 5
+;pm.start_servers = 2
+pm.min_spare_servers = 1
+pm.max_spare_servers = 3
+catch_workers_output = yes
+EOT;
+
+$fpm = run_fpm($cfg, $tail);
+if (is_resource($fpm)) {
+    $i = 0;
+	while (($i++ < 30) && !($fp = @fsockopen('127.0.0.1', $port))) {
+		usleep(10000);
+	}
+	if ($fp) {
+		echo "Started\n";
+		fclose($fp);
+	}
+	proc_terminate($fpm);
+	if (!feof($tail)) {
+		echo stream_get_contents($tail);
+	}
+	fclose($tail);
+	proc_close($fpm);
+}
+
+?>
+Done
+--EXPECTF--
+Started
+[%s] NOTICE: [pool unconfined] pm.start_servers is not set. It's been set to 2.
+[%s] NOTICE: [pool unconfined] 'user' directive is ignored when FPM is not running as root
+[%s] NOTICE: fpm is running, pid %d
+[%s] NOTICE: ready to handle connections
+[%s] WARNING: [pool unconfined] child %d said into stderr: "ERROR: Wrong IP address 'xxx' in listen.allowed_clients"
+[%s] WARNING: [pool unconfined] child %d said into stderr: "ERROR: Wrong IP address 'xxx' in listen.allowed_clients"
+[%s] NOTICE: Terminating ...
+[%s] NOTICE: exiting, bye-bye!
+Done
+--CLEAN--
+<?php
+	$logfile = dirname(__FILE__).'/php-fpm.log.tmp';
+	@unlink($logfile);
+?>