RHINENG-18806: increase listener's mem limit

Author: MichaelMraka

deploy/clowdapp.yaml

@@ -623,7 +623,7 @@ parameters:
 - {name: LOG_LEVEL_LISTENER, value: debug}
 - {name: DB_DEBUG_LISTENER, value: 'false'}
 - {name: CPU_LIMIT_LISTENER, value: 500m}
-- {name: MEM_LIMIT_LISTENER, value: 512Mi}
+- {name: MEM_LIMIT_LISTENER, value: 768Mi}
 - {name: CPU_REQUEST_LISTENER, value: 250m}
 - {name: MEM_REQUEST_LISTENER, value: 256Mi}
 - {name: ENABLE_PROFILER_LISTENER, value: 'false'}