Bump version

Author: sebromero

Diff for: library.properties

@@ -1,5 +1,5 @@
 name=Arduino_Cellular
-version=1.2.0
+version=1.2.1
 author=Arduino
 maintainer=Arduino <[email protected]>
 sentence=This library provides a toolkit for interacting with the official Arduino Pro 4G Modules.
@@ -8,4 +8,4 @@ category=Communication
 url=https://github.com/arduino-libraries/Arduino_Cellular
 depends=ArduinoBearSSL,StreamDebugger,TinyGSM,ArduinoHttpClient
 architectures=renesas_portenta, mbed_portenta
-includes=Arduino_Cellular.h
+includes=Arduino_Cellular.h