Prepare release v1.2.3.

Author: andreibancioiu

erdpy/CHANGELOG.md

@@ -5,7 +5,11 @@ All notable changes will be documented in this file.
 Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how to structure this file.
 
 ## [Unreleased]
+ - TBD
+
+## [1.2.3]
  - [Fix activation flag check, fix flag name](https://github.com/ElrondNetwork/elrond-sdk-erdpy/pull/123)
+ - [Fix reference to libwasmer (referenced by mandos-test)](https://github.com/ElrondNetwork/elrond-sdk-erdpy/pull/124)
 
 ## [1.2.2]
  - [Add (update) examples of using erdpy in Python scripts. Refactoring.](https://github.com/ElrondNetwork/elrond-sdk-erdpy/pull/120)

erdpy/_version.py

@@ -1 +1 @@
-__version__ = "1.2.2"
+__version__ = "1.2.3"

setup.py

@@ -3,7 +3,7 @@
 with open("README.md", "r") as fh:
     long_description = "https://github.com/ElrondNetwork/elrond-sdk-erdpy"
 
-VERSION = "1.2.2"
+VERSION = "1.2.3"
 
 try:
     with open('./erdpy/_version.py', 'wt') as versionfile: