chore: migrate jest-matcher-util to TypeScript

[SimenB]

Summary

Built diff

diff --git c/packages/jest-matcher-utils/build/index.js w/packages/jest-matcher-utils/build/index.js
index b143d3401..689257730 100644
--- c/packages/jest-matcher-utils/build/index.js
+++ w/packages/jest-matcher-utils/build/index.js
@@ -22,8 +22,6 @@ function _interopRequireDefault(obj) {
  *
  * This source code is licensed under the MIT license found in the
  * LICENSE file in the root directory of this source tree.
- *
- *
  */
 const _prettyFormat$plugins = _prettyFormat.default.plugins,
   AsymmetricMatcher = _prettyFormat$plugins.AsymmetricMatcher,

Test plan

Green CI

[github-actions]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.
Please note this issue tracker is not a help forum. We recommend using StackOverflow or our discord channel for questions.