removed additional ";" from run-tests.php

Author: royopa

run-tests.php

@@ -602,7 +602,7 @@ function save_or_mail_results()
 					$ini_overwrites[] = $argv[++$i];
 					break;
 				case 'g':
-					$SHOW_ONLY_GROUPS = explode(",", $argv[++$i]);;
+					$SHOW_ONLY_GROUPS = explode(",", $argv[++$i]);
 					break;
 				//case 'h'
 				case '--keep-all':