Add new clear method to locator class in k6

This adds the new clear method to the locator class which is part of a
change in the browser module in k6.

types/k6/experimental/browser.d.ts

@@ -1624,6 +1624,21 @@ export interface Keyboard {
  * React, Vue, etc.
  */
 export interface Locator {
+    /**
+     * Clears text boxes and input fields of any existing values after navigating
+     * to a page or or values that were entered earlier in the test.
+     *
+     * **Usage**
+     *
+     * ```js
+     * // Clears the input field matching the selector.
+     * page.locator('input[name="login"]').clear();
+     * ```
+     *
+     * @param options Options to use.
+     */
+    clear(options?: ElementHandleOptions): void;
+
     /**
      * Mouse click on the chosen element.
      * @param options Options to use.

types/k6/test/browser.ts

@@ -888,6 +888,11 @@ mouse.up({ clickCount: 2 });
 //
 const locator = page.locator(selector);
 
+// $ExpectType void
+locator.clear();
+// $ExpectType void
+locator.clear({ noWaitAfter: true, timeout: 10000 });
+
 // $ExpectType Promise<void>
 locator.click();
 // $ExpectType Promise<void>