fix(d.ts): avoid useless repetition for type

Author: raffaele-filiberti

src/index.d.ts

@@ -1,7 +1,7 @@
-type CommaSepValues<T> = T | `${T},${T}` | `${T},${T},${T}`;
+type SplitType = 'lines' | 'words' | 'chars' | 'lines,words' | 'lines,chars' | 'words,chars' | 'lines,words,chars';
 
 export type SplitTextOptions = {
-  type?: CommaSepValues<'lines' | 'words' | 'chars'>;
+  type?: SplitType;
   minLines?: number;
   lineThreshold?: number;
   noAriaLabel?: boolean;
@@ -11,7 +11,7 @@ export type SplitTextOptions = {
 };
 
 export default class SplitText {
-  constructor(element: HTMLElement, options?: SplitTextOptions): void;
+  constructor(element: HTMLElement, options?: SplitTextOptions);
   split(): void;
   revert(): void;
   isSplit: boolean;