Add button combination mappping support
- Implement tracking of pressed buttons in GamepadDevice
- Add ability to detect button combinations- Fix mapping system to preserve individual button mappings
- Ensure buttons can work both individually and as part of combinations
- Ensured trigger buttons can be the first button in a combination
- Maintained detection state when binding multiple buttons
- Added special handling to recognize both original and normalized trigger codes
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Co-authored-by: James Smith <jmsmith86@gmail.com>