Babel plugin transform typescript 7.14.4

[vsumner]

Description

Update @babel/preset-env, @babel/plugin-transform-typescript, and @babel/parser to 7.14.4.

The highlight of this update is:

• #13314 [ts] Insert export {} when necessary to imply ESM

Type of change

• @shopify/babel-preset Patch: Bug (non-breaking change which fixes an issue)
• Minor: New feature (non-breaking change which adds functionality)
• Major: Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist

• I have added a changelog entry, prefixed by the type of change noted above (Documentation fix and Test update does not need a changelog as we do not publish a new version for these changes)