🐛 Fix the types

Author: bramus

index.d.ts

@@ -4,7 +4,7 @@ export type SpecificityObject = { a: number; b: number; c: number };
 
 export default class Specificity {
     static calculate(selector: string | CSSTreeAST): Array<Specificity>;
-    static calculateForAST(selectorAST: CSSTreeAST): Array<Specificity>;
+    static calculateForAST(selectorAST: CSSTreeAST): Specificity;
     static compare(s1: SpecificityInstanceOrObject, s2: SpecificityInstanceOrObject): number;
     static equals(s1: SpecificityInstanceOrObject, s2: SpecificityInstanceOrObject): boolean;
     static lessThan(s1: SpecificityInstanceOrObject, s2: SpecificityInstanceOrObject): boolean;