Move TypeScript to a development dependency

[agubler]

Type: bug

The following has been addressed in the PR:

• [x] There is a related issue
• [ ] All code has been formatted with prettier as per the readme code style guidelines
• [ ] Unit or Functional tests are included in the PR

Description:

TypeScript should be a development dependency otherwise it restricts consumers to the same version of TS as the command itself.

Resolves #158