* f1_rev2: OpenBLT: update gpio and interfaces setup
* f1_rev2: OpenBLT: set default board name
* f1_rev2: no need to have bootloader region in main app LD file
* f1_rev2: use gpio settings from application include file
* f1_rev2: OpenBLT: update gpio and interfaces setup
* f1_rev2: OpenBLT: close backdoor
* f1_rev2: OpenBLT: fix uart setup
* f1_rev2: OpenBLT: gracefully close CAN after use
Co-authored-by: Andrey Gusakov <dron0gus@gmail.com>