increase version to 1.2.0

Author: hathach

Diff for: changelog.md

@@ -1,5 +1,12 @@
 # Adafruit nRF52 Arduino Core Changelog
 
+## 1.2.0
+
+- Add readResetReason()
+- Add menu debug out option to select output meessage via Serial, Serial1 or Segger RTT
+- Fix Wire bus issue when device does not response with ack/nack from previous transaction.
+- Update included TinyUSB library to version 1.7.0
+
 ## 1.1.0 - 2021.09.24
 
 - Add **Adafruit LED Glasses Driver nRF52840** board support

Diff for: platform.txt

@@ -17,7 +17,7 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 name=Adafruit nRF52 Boards
-version=1.1.0
+version=1.2.0
 
 # Compile variables
 # -----------------