Remove `-e` from toolbox reference on requirements.txt
Remove `-e` from toolbox reference on requirements.txt

marcusrehm/serenata-de-amor,marcusrehm/serenata-de-amor,datasciencebr/serenata-de-amor,datasciencebr/serenata-de-amor,marcusrehm/serenata-de-amor,marcusrehm/serenata-de-amor