Merge pull request adafruit#5035 from tannewt/correct_a2040_flash

Fix Arduino RP2040 flash size

Merge pull request adafruit#4974 from dhalbert/rp2040-audio-and-spi-f…

…ixes

Rp2040 audio fixes; disallow ctrl-C interrupts of SPI and PIO.

Merge pull request adafruit#4852 from stonehippo/sparkfun-micromod-sa…

…md51

Sparkfun micromod samd51

Merge pull request adafruit#4757 from dhalbert/6.3.x-cherry-pick-from…

…-main

6.3.x cherry pick from main