Revert "py/gc: Fix max_free size."

This reverts commit 57a6e3b.

Merge pull request #127 from kwagyeman/kwabena/fix_usb_lockup

ports/stm32: Fix print overload crash on stop.

Merge pull request #126 from kwagyeman/kwabena/docs_update_7_20_2024

docs: Update to MicroPython v1.23 and OpenMV 4.5.6.

ports/stm32: Fix last region for F7.

Merge pull request #124 from kwagyeman/kwabena/fix_cryptolib

ports/mimxrt: Add back in cryptolib and hashlib md5.

extmod/network_ninaw10: Activate the NIC on call to connect/config.

Activate the NIC on calls to connect() or config() if it's not already
active, to allow config() to be called before the NIC is activated.
This changes makes the NINA NIC more inline with CYW43 and other NICs
which allow configuring the NIC before or after it's activated.

Merge branch 'master' into openmv-1.22

ports/mimxrt: Update port config.

ports/mimxrt: Update led driver.

stm32/boards/ARDUINO_GIGA: Add Arduino pins.