Merge pull request #5048 from chrootsu/lodash-fix-map-sum

lodash: changed _.sum() method

lodash/lodash.d.ts

@@ -3908,7 +3908,7 @@ declare module _ {
         /**
         * @see _.sum
         **/
-        sum(): number
+        sum(): number;
 
         /**
         * @see _.sum
@@ -3919,6 +3919,11 @@ declare module _ {
     }
 
     interface LoDashArrayWrapper<T> {
+        /**
+        * @see _.sum
+        **/
+        sum(): number;
+
         /**
         * @see _.sum
         **/
@@ -3938,7 +3943,7 @@ declare module _ {
         /**
         * @see _.sum
         **/
-        sum(): number
+        sum(): number;
 
         /**
         * @see _.sum