BugFix ESP32 support (tested on ESP32-S3)

BugFix pressKey
Executes releaseAll() before ENTER

Added ESP32 support (tested on ESP32-S3)
Automatic USB initialization for ESP32
Increased default KEY_PRESS_DELAY to 20ms for better compatibility
Unified codebase for Arduino and ESP32
Memory constants optimization
Reduced BUFFER_SIZE to 5 to optimize RAM usage
Reduced MAX_SEQUENCE_LENGTH to 128 characters
Reduced MAX_SPECIAL_KEY_LENGTH to 10 characters

Bug fixes, various improvements