Resolve Resource Issues and Upgrade API Level for Android Compatibility

[teogor]

Resolve Resource Issues and Upgrade API Level for Android Compatibility

This pull request addresses two important improvements for compatibility and functionality:

1. Fixing Invalid Resources:

• Identified and corrected invalid resources within the values folder, such as typos, missing strings, or incorrect formats.
• This ensures consistent and correct values throughout the application.

2. Upgrading API Level and Handling PixelCopy Issue:

• Increased the minimum supported Android API level from 21 to 24.
• This enables broader compatibility and support for newer Android devices and features.

Benefits:

• Improved application stability and functionality by resolving resource issues.
• Enhanced compatibility with a wider range of Android devices by upgrading the minimum API level.
• Ensures proper handling of the PixelCopy issue across different API levels.