Add Remove All Whitespace in Typescript

[alstondsouza1]

To request a new code snippet, please fill out the following:

Project name: Remove All Whitespace
Project link: https://sampleprograms.io/projects/remove-all-whitespace
Language: Typescript

If this code snippet will also be the first in a new language, please fill out the following:

Official Language Style Guide:
Official Language Website:
Official Language Docker Image: https://hub.docker.com/r/repository/image

The project link must be a link to a project on the Sample Programs Website project list.
If you would like to add a new project to the Sample Programs Website,
please first make a pull request to the Sample Programs Website.

[rzuckerm]

@alstondsouza1 You are assigned