Fixed script

Author: paolosalvatori

samples/web-app-cosmosdb-mongodb-api/python/scripts/call-web-app.sh

@@ -133,7 +133,6 @@ call_web_app() {
 		echo "Mapped host port [$host_port] retrieved successfully for container [$container_name]"
 	else
 		echo "Failed to get mapped host port for container [$container_name]"
-		exit 1
 	fi
 
 	# Retrieve LocalStack proxy port