[react] Disable testing-library/no-await-sync-events by default

`@testing-library/react` will require `await act()`.
At that point the rule is useless. Kept for backwards compatibility.

Author: eps1lon

README.md

@@ -328,7 +328,7 @@ module.exports = [
 | [await-async-queries](docs/rules/await-async-queries.md)                         | Enforce promises from async queries to be handled                                            | ![badge-angular][] ![badge-dom][] ![badge-marko][] ![badge-react][] ![badge-svelte][] ![badge-vue][] |                                                                                       |     |
 | [await-async-utils](docs/rules/await-async-utils.md)                             | Enforce promises from async utils to be awaited properly                                     | ![badge-angular][] ![badge-dom][] ![badge-marko][] ![badge-react][] ![badge-svelte][] ![badge-vue][] |                                                                                       |     |
 | [consistent-data-testid](docs/rules/consistent-data-testid.md)                   | Ensures consistent usage of `data-testid`                                                    |                                                                                                      |                                                                                       |     |
-| [no-await-sync-events](docs/rules/no-await-sync-events.md)                       | Disallow unnecessary `await` for sync events                                                 | ![badge-angular][] ![badge-dom][] ![badge-react][]                                                   |                                                                                       |     |
+| [no-await-sync-events](docs/rules/no-await-sync-events.md)                       | Disallow unnecessary `await` for sync events                                                 | ![badge-angular][] ![badge-dom][] ![badge-react][] (off by default. Enable if using `@testing-library/react < 17.0`)                                                   |                                                                                       |     |
 | [no-await-sync-queries](docs/rules/no-await-sync-queries.md)                     | Disallow unnecessary `await` for sync queries                                                | ![badge-angular][] ![badge-dom][] ![badge-marko][] ![badge-react][] ![badge-svelte][] ![badge-vue][] |                                                                                       |     |
 | [no-container](docs/rules/no-container.md)                                       | Disallow the use of `container` methods                                                      | ![badge-angular][] ![badge-marko][] ![badge-react][] ![badge-svelte][] ![badge-vue][]                |                                                                                       |     |
 | [no-debugging-utils](docs/rules/no-debugging-utils.md)                           | Disallow the use of debugging utilities like `debug`                                         |                                                                                                      | ![badge-angular][] ![badge-marko][] ![badge-react][] ![badge-svelte][] ![badge-vue][] |     |

lib/configs/react.ts

@@ -12,7 +12,8 @@ export = {
 		'testing-library/await-async-queries': 'error',
 		'testing-library/await-async-utils': 'error',
 		'testing-library/no-await-sync-events': [
-			'error',
+			// @testing-library/react >= 17.0 requires `await act()` and therefore `await fireEvent()`
+			'off',
 			{ eventModules: ['fire-event'] },
 		],
 		'testing-library/no-await-sync-queries': 'error',