fix(types): explicit reexport & strict equality. <!-- Thank you for contributing to Pyodide! All improvements are welcome,
     so don't be afraid to make a PR. -->

### Description

<!-- Please explain what your PR is about:
     - reasoning for the change
     - some details of updated code
     - any noteworthy choices to be aware of
	Please refer to any related issues by #<issue_id> -->

Enabling two more strictness flags.

package:
  name: regex
  version: 2022.3.15
source:
  sha256: 0a7b75cc7bb4cc0334380053e4671c560e31272c9d2d5a6c4b8e9ae2c9bd0f82
  url: https://files.pythonhosted.org/packages/0c/06/8d851419ff870cbe2bf65ecdcfda59d80f11f41157392d794ee544f15bf6/regex-2022.3.15.tar.gz
test:
  imports:
    - regex

package:
  name: regex
  version: 2022.3.15
source:
  sha256: 0a7b75cc7bb4cc0334380053e4671c560e31272c9d2d5a6c4b8e9ae2c9bd0f82
  url: https://files.pythonhosted.org/packages/0c/06/8d851419ff870cbe2bf65ecdcfda59d80f11f41157392d794ee544f15bf6/regex-2022.3.15.tar.gz
test:
  imports:
    - regex
