revert change to integration test config

Author: mmarchetti

integration-testing/docker/rstudio-connect.gcfg

@@ -15,7 +15,8 @@ NoWarning = true
 
 [Python]
 Enabled = true
-Executable = /opt/python/3.11.3/bin/python3
+Executable = /opt/python/3.8.10/bin/python
+Executable = /opt/python/3.9.5/bin/python
 
 [Authentication]
 BasicAuth = true