Remove deprecated getHandle() from KDoc in Either (#3544)

It was not removed in #3012

arrow-libs/core/arrow-core/src/commonMain/kotlin/arrow/core/Either.kt

@@ -457,7 +457,7 @@ public typealias EitherNel<E, A> = Either<NonEmptyList<E>, A>
  * ```
  * <!--- KNIT example-either-19.kt -->
  *
- * The `getOrHandle()` operation allows the transformation of an `Either.Left` value to a `Either.Right` using
+ * The `getOrElse()` operation allows the transformation of an `Either.Left` value to a `Either.Right` using
  * the value of [Left]. This can be useful when mapping to a single result type is required like `fold()`, but without
  * the need to handle `Either.Right` case.
  *