fix: fix the return type of Int8Array::toReversed in es2023.array.d.ts (#59163)

Author: noshiro-pf

src/lib/es2023.array.d.ts

@@ -185,19 +185,19 @@ interface Int8Array {
     /**
      * Copies the array and returns the copy with the elements in reverse order.
      */
-    toReversed(): Uint8Array;
+    toReversed(): Int8Array;
 
     /**
      * Copies and sorts the array.
      * @param compareFn Function used to determine the order of the elements. It is expected to return
      * a negative value if the first argument is less than the second argument, zero if they're equal, and a positive
      * value otherwise. If omitted, the elements are sorted in ascending order.
      * ```ts
-     * const myNums = Uint8Array.from([11, 2, 22, 1]);
-     * myNums.toSorted((a, b) => a - b) // Uint8Array(4) [1, 2, 11, 22]
+     * const myNums = Int8Array.from([11, 2, 22, 1]);
+     * myNums.toSorted((a, b) => a - b) // Int8Array(4) [1, 2, 11, 22]
      * ```
      */
-    toSorted(compareFn?: (a: number, b: number) => number): Uint8Array;
+    toSorted(compareFn?: (a: number, b: number) => number): Int8Array;
 
     /**
      * Copies the array and inserts the given number at the provided index.
@@ -206,7 +206,7 @@ interface Int8Array {
      * @param value The value to insert into the copied array.
      * @returns A copy of the original array with the inserted value.
      */
-    with(index: number, value: number): Uint8Array;
+    with(index: number, value: number): Int8Array;
 }
 
 interface Uint8Array {