remove create_incoming trigger test, will be handled differently
remove create_incoming trigger test, will be handled differently

pulilab/rapidpro,pulilab/rapidpro,tsotetsi/textily-web,tsotetsi/textily-web,tsotetsi/textily-web,pulilab/rapidpro,pulilab/rapidpro,pulilab/rapidpro,tsotetsi/textily-web,tsotetsi/textily-web