Update to v1.2

Makefile

@@ -1,6 +1,6 @@
 
 export FW_MAJOR := 1
-export FW_MINOR := 1
+export FW_MINOR := 2
 
 PROJ = greaseweazle-firmware
 VER := $(FW_MAJOR).$(FW_MINOR)

RELEASE_NOTES

@@ -3,6 +3,10 @@
 ** Keir Fraser <keir.xen@gmail.com>
 ************************************
 
+** v1.2 - 18 July 2022
+ - Support AT32F403A MCU on F1 and V4 boards
+ - Send MCU info to host (reported in 'gw info')
+
 ** v1.1 - 27 February 2022
  - V4: External Activity LED can be connected to pin TXO
    - TXO-RXI jumper still forces update mode