add missing constants STAT_UID, STAT_GID, STAT_ISLNK

Author: labster

src/vm/parrot/QAST/Operations.nqp

@@ -1140,6 +1140,9 @@ my %const_map := nqp::hash(
     'STAT_MODIFYTIME',         pir::const::STAT_MODIFYTIME,
     'STAT_CHANGETIME',         pir::const::STAT_CHANGETIME,
     'STAT_BACKUPTIME',         pir::const::STAT_BACKUPTIME,
+    'STAT_UID',                pir::const::STAT_UID,
+    'STAT_GID',                pir::const::STAT_GID,
+    'STAT_ISLNK',              pir::const::STAT_ISLNK,
     'STAT_PLATFORM_DEV',       pir::const::STAT_PLATFORM_DEV,
     'STAT_PLATFORM_INODE',     pir::const::STAT_PLATFORM_INODE,
     'STAT_PLATFORM_MODE',      pir::const::STAT_PLATFORM_MODE,