chore(package): update bluebird to version 3.4.3 (#6496)
chore(package): update bluebird to version 3.4.3 (#6496)

https://greenkeeper.io/
Alexsey/sequelize,gorangajic/sequelize,overlookmotel/sequelize,Americas/sequelize,Verdier/sequelize,abegines/sequelize,gintsgints/sequelize,mikeringrose/sequelize,jayprakash1/sequelize,StefanoDalpiaz/sequelize,konnecteam/sequelize,darwinserrano/sequelize,yonjah/sequelize,PhinCo/sequelize,jayprakash1/sequelize,overlookmotel/sequelize,sequelize/sequelize,sequelize/sequelize,inDream/sequelize,felixfbecker/sequelize,seshness/sequelize,nemisj/sequelize,tornillo/sequelize,sorin/sequelize,PsiXdev/sequelize,konnecteam/sequelize,Wsiegenthaler/sequelize,pola88/sequelize,majorleaguesoccer/sequelize,alekbarszczewski/sequelize,sequelize/sequelize,yjwong/sequelize,grimurd/sequelize,Americas/sequelize,cbauerme/sequelize,p0vidl0/sequelize,inDream/sequelize