Add self-extracting data files for frozen qwiic modules. cherry-picks…

… from build_sparkfun (d41af30,022c5490)

Add Teensy build to release. cherry-picks from build_sparkfun (d41af30,…

…a10cef3e)

Add sparkfun workflow and build script. Remove other workflows.

Amended 4/4/2025: Added necessary freeze line mpconfigboard.cmake.
Keeping as an amend for easy cherry-pick of this commit.

Add sparkfun workflow and build script. Remove other workflows.

Amended 4/4/2025: Added necessary freeze line mpconfigboard.cmake.
Keeping as an amend for easy cherry-pick of this commit.

Add sparkfun workflow and build script. Remove other workflows.

Add sparkfun workflow and build script. Remove other workflows.

Merge branch 'add_sparkfun_iotredboard_esp32' into sfe_rp2350_beta_07

Merge branch 'add_sparkfun_iotnode_lorawan_rp2350' into sfe_rp2350_be…

…ta_06

Enable split heap and increase GC stack size of Thing Plus and Pro Mi…

…cro RP2350

Temporary until these defaults are set in the PSRAM PR

Merge remote-tracking branch 'origin/add_sparkfun_thingplus_rp2350' i…

…nto sfe_rp2350_beta