message: docs: fix Configuration, JestPlatform and JestObjectAPI docs for 26
diff: @@ -1086,6 +1086,7 @@ Example:
  Sort test path alphabetically.
  ```js
  +// testSequencer.js
  const Sequencer = require('@jest/test-sequencer').default;
  class CustomSequencer extends Sequencer {
  @@ -1100,6 +1101,14 @@ class CustomSequencer extends Sequencer {
  module.exports = CustomSequencer;
  ```
  +Use it in your Jest config file like this:
  +
  +```json
  +{
  + "testSequencer": "path/to/testSequencer.js"
  +}
  +```
  +
  ### `testTimeout` [number]
  Default: `5000`
  @@ -1116,7 +1125,9 @@ This option sets the URL for the jsdom environment. It is reflected in propertie
  Default: `real`
  -Setting this value to `fake` allows the use of fake timers for functions such as `setTimeout`. Fake timers are useful when a piece of code sets a long timeout that we don't want to wait for in a test.
  +Setting this value to `legacy` or `fake` allows the use of fake timers for functions such as `setTimeout`. Fake timers are useful when a piece of code sets a long timeout that we don't want to wait for in a test.
  +
  +If the value is `modern`, [`@sinonjs/fake-timers`](https://github.com/sinonjs/fake-timers) will be used as implementation instead of Jest's own legacy implementation. This will be the default fake implementation in Jest 27.
  ### `transform` [object\<string, pathToTransformer | [pathToTransformer, object]>]
  