Specify tsconfigRootDir in parserOptions for TS files.
Specify tsconfigRootDir in parserOptions for TS files.

This allows VS Code's eslint plugin to work properly.

tildeio/glimmer,glimmerjs/glimmer-vm,glimmerjs/glimmer-vm,tildeio/glimmer,glimmerjs/glimmer-vm,tildeio/glimmer