Add reactStrictMode option for RTL (#1318)

* docs: add `configure` functions and options for RTL

* docs: change link for RTL's `configure`

---------

Co-authored-by: Sebastian Silbermann <[email protected]>

Author: yinm

docs/react-testing-library/api.mdx

@@ -32,6 +32,8 @@ as these methods:
   - [`result`](#result)
   - [`rerender`](#rerender-1)
   - [`unmount`](#unmount-1)
+- [`configure`](#configure)
+- [`configure` Options](#configure-options)
 
 ---
 
@@ -451,3 +453,24 @@ const {unmount} = renderHook(({name = 'Alice'} = {}) => name)
 
 unmount()
 ```
+
+## `configure`
+
+Changes global options. Basic usage can be seen at
+[Configuration Options](dom-testing-library/api-configuration.mdx).
+
+React Testing Library also has dedicated options.
+
+```typescript
+import {configure} from '@testing-library/react'
+
+configure({reactStrictMode: true})
+```
+
+## `configure` Options
+
+### `reactStrictMode`
+
+When enabled, [`<StrictMode>`](https://react.dev/reference/react/StrictMode) is
+rendered around the inner element. Defaults to `false`.
+

docs/react-testing-library/cheatsheet.mdx

@@ -131,7 +131,7 @@ See [Events API](dom-testing-library/api-events.mdx)
 ## Other
 
 See [Querying Within Elements](dom-testing-library/api-within.mdx),
-[Config API](dom-testing-library/api-configuration.mdx),
+[Config API](react-testing-library/api.mdx#configure),
 [Cleanup](react-testing-library/api.mdx#cleanup),
 
 - **within** take a node and return an object with all the queries bound to the