Fix date and timezone selects

[jtorreggiani]

PR Overview

Type of contribution

• [x] Code
• [ ] Documentation

Reference: Issue or Pull Request (PR)

• [X] Fixes #326.

Ticket Description

The timezone input was not working correctly.

Description of Changes

Installed timezone-soft library and refactor timezone and date select options.

Before and After for UI Updates

Before:

After:

For PR Reviewer

• [X] Does this file change the yarn.lock, package.json or package-lock.json file? If so, why? Add timezone-soft utility
• [X] If this pr contains mobile and desktop changes, did you test on IphoneXr and desktop views?
• [X] Does this file match the related tickets linked figma file, or does it pass the visual smell test?
• [X] If this file contains javascript, does the javascript pass the smell test?
• [X] If you don't feel super confident in your review, did you assign someone more senior to double check?