Fix typo (#6628)

Author: 0ldh

src/content/reference/react-dom/components/textarea.md

@@ -55,7 +55,7 @@ These `<textarea>` props are relevant both for uncontrolled and controlled text
 * [`name`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#name): A string. Specifies the name for this input that's [submitted with the form.](#reading-the-textarea-value-when-submitting-a-form)
 * `onChange`: An [`Event` handler](/reference/react-dom/components/common#event-handler) function. Required for [controlled text areas.](#controlling-a-text-area-with-a-state-variable) Fires immediately when the input's value is changed by the user (for example, it fires on every keystroke). Behaves like the browser [`input` event.](https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/input_event)
 * `onChangeCapture`: A version of `onChange` that fires in the [capture phase.](/learn/responding-to-events#capture-phase-events)
-* [`onInput`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/input_event): An [`Event` handler](/reference/react-dom/components/common#event-handler) function. function. Fires immediately when the value is changed by the user. For historical reasons, in React it is idiomatic to use `onChange` instead which works similarly.
+* [`onInput`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/input_event): An [`Event` handler](/reference/react-dom/components/common#event-handler) function. Fires immediately when the value is changed by the user. For historical reasons, in React it is idiomatic to use `onChange` instead which works similarly.
 * `onInputCapture`: A version of `onInput` that fires in the [capture phase.](/learn/responding-to-events#capture-phase-events)
 * [`onInvalid`](https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/invalid_event): An [`Event` handler](/reference/react-dom/components/common#event-handler) function. Fires if an input fails validation on form submit. Unlike the built-in `invalid` event, the React `onInvalid` event bubbles.
 * `onInvalidCapture`: A version of `onInvalid` that fires in the [capture phase.](/learn/responding-to-events#capture-phase-events)