feat: add documentation about timezone feature

[CBID2]

Description of changes

This PR adds documentation about the timeZone support feature. Closes #119

Checklist

Before merging to main:

• [ ] Tests
• [ ] Manually tested in React apps
• [ ] Release notes
• [ ] Approved

Release notes

# Component changes

## Time Series

- Added X feature to Time Series.

## Leaderboard

- Fixed Y bug to Leaderboard.

## Counter

- Added Z feature to Counter.

# Package changes

## GraphQL

- Added X query to GraphQL package.

# App changes

## React 18 example

- Added X test to React 18 example.

## Storybook

- Added Y story for Time Series.

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Name	Status	Preview	Comments	Updated (UTC)
ui-kit	❌ Failed (Inspect)			Sep 17, 2023 2:46am

[ykdojo]

Thank you so much for this, @CBID2.

It turns out, we're migrating README to Storybook in this big PR in progress.

So could you wait on this one meanwhile? Thank you so much!

[CBID2]

Thank you so much for this, @CBID2.

It turns out, we're migrating README to Storybook in this big PR in progress.

So could you wait on this one meanwhile? Thank you so much!

Sure no problem @ykdojo