Improvements for Compose App

[PatilShreyas]

Summary

• Improved User experience for Jetpack Compose Application
• Improved Codebase

Description of change

• [[JetpackCompose] Support for Swipe Refresh / Pull to refresh in notes screen  #118] Added support for Swipe refresh in Notes screen (composeapp)
• [[composeapp] Avoid re-syncing notes every time when notes screen is launched #196] Fixed bug: Avoid re-syncing notes whenever notes screen is re-launched (after pressing back from any other screen).
• [[composeapp] Improve UI for input fields of Note #197] Improved UI for adding/viewing notes: Improved text input field UI which is now more easy to interact with as compared to earlier.

Codebase changes

• Bumped Kotlin to 1.5.21 and Jetpack Compose to 1.0.1
• Created common composable components and re-used them throughout the application.
• Refactor: renamed colours of the theme (composeapp)
• Added code documentation for classes (where docs were not there earlier).

Checklist

• Build and linting is passing.
• This change is not breaking existing flow of a system.
• I have written test case for this change.
• This change is tested from all aspects.
• Implemented any new third-party library (Which not existed before this change).