fix(ui): Fix regression in timezone availability

[AdrianMachado]

Summary

Our migration to using the native javascript timezones in #16615 lead to a few critical timezones being omitted. In this PR, I am bringing back a select few from the total IANA list.

Reason number <AUTO_INCREMENT> that you should never trust JS.

[codecov]

Bundle Report

Changes will increase total bundle size by 199 bytes (0.0%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
datahub-react-web-esm	23.56MB	199 bytes (0.0%) ⬆️

Affected Assets, Files, and Routes:

view changes for bundle: datahub-react-web-esm

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
assets/index-*.js	199 bytes	8.87MB	0.0%

Files in assets/index-*.js:

• ./src/app/shared/time/timeUtils.tsx → Total Size: 6.63kB

• ./src/app/ingestV2/source/builder/TimezoneSelect.tsx → Total Size: 546 bytes

• ./src/app/ingest/source/builder/TimezoneSelect.tsx → Total Size: 493 bytes

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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