Debugprobe release v2.2.2

Point release to address high uart TX baud rate corruption, at the expense of throughput. Also skip over an attempt at UART/SDK optimisation that caused issues for users.

Author: P33M

src/usb_descriptors.c

@@ -48,7 +48,7 @@ tusb_desc_device_t const desc_device =
 
  .idVendor = 0x2E8A, // Pi
  .idProduct = 0x000c, // CMSIS-DAP Debug Probe
- .bcdDevice = 0x0221, // Version 02.21
+ .bcdDevice = 0x0222, // Version 02.22
  .iManufacturer = 0x01,
  .iProduct = 0x02,
  .iSerialNumber = 0x03,