Feat/symbol selection

[sukchan-0811]

PR Title: UI & partial viewmodel implementation for symbol selection

Related Issue(s):

Link or reference any related issues or tickets.

PR Description:

• SymbolSearchTextField: Completely well functioning, search (viewmodel & repository) yet to be implemented
• SelectedSymbolsBox: Completely well functioning, weight table update (when clearAll() is called) yet to be implemented
• LazyVerticalGrid: Completely well functioning
• Symbol/CategoryUi: Partially functioning, individual operations on symbol/category (e.g. add to favorite) can be implemented with the help of viewmodel & repository
• MaterialTheme typography labelsmall modified
• Speechbuddy parrot resource (png) replaced with higher resolution

Changes Included:

• Added new feature(s)
• Fixed identified bug(s)
• Updated relevant documentation

Notes for Reviewer:

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reviewer.

Reviewer Checklist:

• Code is written in clean, maintainable, and idiomatic form.
• Automated test coverage is adequate.
• All existing tests pass.
• Manual testing has been performed to ensure the PR works as expected.
• Code review comments have been addressed or clarified.

Additional Comments:

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review process.