MicroPython Major Update: ROMFS, Alif Port, and More

The latest MicroPython release boasts a plethora of exciting improvements, most notably the finalization of the ROMFS feature. This allows for executing bytecode directly from read-only memory, resulting in significantly faster import times and reduced memory usage. This release also introduces support for Alif Ensemble MCUs, along with enhancements to the RISC-V assembler, Datagram TLS, and the mpremote tool. Numerous ports have received updates, including enhanced support for ESP32, MIMXRT, RP2, and STM32, plus the addition of many new boards.