Fixed code by recomendation

Author: anzin

src/com/magento/idea/magento2plugin/actions/generation/dialog/validator/rule/AclResourceIdRule.java

@@ -13,7 +13,7 @@ public class AclResourceIdRule implements ValidationRule {
 
     @Override
     public boolean check(final String value) {
-        return value.matches(RegExUtil.Magento.ACL_RESOURCE_ID);
+        return value.matches(RegExUtil.Magento.XML_IDENTIFIER);
     }
 
     public static ValidationRule getInstance() {

src/com/magento/idea/magento2plugin/actions/generation/dialog/validator/rule/MenuIdentifierRule.java

@@ -8,7 +8,7 @@ public class MenuIdentifierRule implements ValidationRule {
 
     @Override
     public boolean check(final String value) {
-        return value.matches(RegExUtil.Magento.MENU_IDENTIFIER);
+        return value.matches(RegExUtil.Magento.XML_IDENTIFIER);
     }
 
     public static ValidationRule getInstance() {

src/com/magento/idea/magento2plugin/util/RegExUtil.java

@@ -66,10 +66,7 @@ public static class Magento {
 
         public static final String ROUTE_ID = "^[A-Za-z0-9_]{3,}$";
 
-        public static final String ACL_RESOURCE_ID
-                = "^([A-Z]+[a-zA-Z0-9]{1,}){1,}_[A-Z]+[A-Z0-9a-z]{1,}::[A-Za-z_0-9]{1,}$";
-
-        public static final String MENU_IDENTIFIER =
+        public static final String XML_IDENTIFIER =
                 "^([A-Z]+[a-zA-Z0-9]{1,}){1,}_[A-Z]+[A-Z0-9a-z]{1,}::[A-Za-z_0-9]{1,}$";
     }