[Containerapp] Release version 1.3.0b4 (#9635)

Author: Greedygre

src/containerapp/HISTORY.rst

@@ -4,6 +4,9 @@ Release History
 ===============
 upcoming
 ++++++
+
+1.3.0b4
+++++++
 * 'az containerapp env --environment-mode': Add environment mode to create and update commands
 
 1.3.0b3

src/containerapp/setup.py

@@ -28,7 +28,7 @@
 # TODO: Confirm this is the right version number you want and it matches your
 # HISTORY.rst entry.
 
-VERSION = '1.3.0b3'
+VERSION = '1.3.0b4'
 
 # The full list of classifiers is available at
 # https://pypi.python.org/pypi?%3Aaction=list_classifiers