Fix phpGH-12763: PGSQL pg_untrace(): Argument php#1 ($connection) must be of type resource or null, PgSql\Connection given.

Expanded test bugGH12763.phpt

Author: degtyaryov

ext/pgsql/tests/bugGH12763.phpt

@@ -10,9 +10,18 @@ include('config.inc');
 
 $conn = pg_connect($conn_str);
 
+$file_name = tempnam('.', 'trace.log');
+pg_trace($file_name, 'w', $conn);
+pg_query($conn, 'select 1 as a');
 pg_untrace($conn);
-echo "OK";
+$items = explode("\n", file_get_contents($file_name));
+foreach ($items as &$item) {
+    $item = preg_replace('!^.*?\s!', '', $item);
+    $item = preg_replace('!^.*?\s!', '', $item);
+}
+unlink($file_name);
+echo md5(implode("\n", $items));
 
 ?>
 --EXPECT--
-OK
+487dba3a362f8aa1c4b585cdd87d3f2d