Update "compact" in underscore/index.d.ts

See https://github.com/DefinitelyTyped/DefinitelyTyped/blob/81b3b60696aeb6cab25c323219483f7fcf9c30ce/types/lodash/common/array.d.ts#L50

types/underscore/index.d.ts

@@ -856,7 +856,7 @@ declare module _ {
         * @param array Array to compact.
         * @return Copy of `array` without false values.
         **/
-        compact<T>(array: _.List<T>): T[];
+        compact<T>(array: _.List<T | null | undefined | false | "" | 0> | null | undefined): T[]
 
         /**
         * Flattens a nested array (the nesting can be to any depth). If you pass shallow, the array will