Change Scribe Key Icon and Cancel Key Icon Colors to White in Dark Mode & Make Emoji Key Background Transparent

[akshayw1]

Contributor Checklist

• This pull request is on a [separate branch](https://docs.github.com/en/get-started/quickstart/github-flow) and not the main branch.
• I have tested my code with the ./gradlew lintKotlin detekt test command as directed in the [testing section of the contributing guide](https://github.com/scribe-org/Scribe-Android/blob/main/CONTRIBUTING.md#testing).

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Description

This pull request addresses two issues:

1. Dark Mode Enhancements (Change Scribe key icon and cancel key icon colors to white in dark mode #289)

   • Changed the Scribe key icon and Cancel key icon colors to white for better visibility in dark mode.

2. Emoji Key Background Update (Make emoji key background transparent #288)

   • Made the emoji key background transparent to align with UI design standards.

Changes Made:

• Updated the dark mode color theme to apply white to the specified key icons.
• Adjusted the emoji key background property to make it transparent.
• Verified changes across various modes and themes.
• Added Seperator to emoji key

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Related Issues

• Resolves Change Scribe key icon and cancel key icon colors to white in dark mode #289
• Resolves Make emoji key background transparent #288

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Screenshots

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Testing

• Verified functionality by enabling dark mode and testing the key icons.
• Confirmed transparency for the emoji key background by checking across light and dark modes.

Thank you for reviewing this PR! 🚀

[github-actions]

Thank you for the pull request!

The Scribe team will do our best to address your contribution as soon as we can. The following is a checklist for maintainers to make sure this process goes as well as possible. Feel free to address the points below yourself in further commits if you realize that actions are needed :)

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Maintainer checklist

• The linting and formatting workflows within the PR checks do not indicate new errors in the files changed

• The CHANGELOG has been updated with a description of the changes for the upcoming release and the corresponding issue (if necessary)

[andrewtavis]

All's looking great here, @akshayw1! Really appreciate the quick work on both of these issues 😊 The keyboard UI's really coming along!