Update version to 1.2.4

Hanzhang Zeng (Roger) · Hanzhang Zeng (Roger) · commit 637df71bf17c · 2021-07-02T12:12:59.000-07:00
diff --git a/azure_functions_worker/__init__.py b/azure_functions_worker/__init__.py
@@ -1,4 +1,4 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
 
-__version__ = 'x.y.z (e.g. 1.1.8)'
+__version__ = '1.2.4'
