Add typeDefsFileMode

[eddeee888]

• Added typeDefsFileMode. Can be merged, mergedWhitelisted (new) or modules (new)
• Fix first empty line being empty, causing node locations in typeDefs.generated.ts files to be off by 1

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 082ae14884188f47df4855420052d0bd9b1db5e1

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

| Name | Type | | ---------------------------------------- | ----- | | @eddeee888/gcg-typescript-resolver-files | Minor |

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR