docs(migrations): fix typos and clean up wording (#8823)
docs(migrations): fix typos and clean up wording (#8823)


konnecteam/sequelize,yonjah/sequelize,sequelize/sequelize,jayprakash1/sequelize,inDream/sequelize,overlookmotel/sequelize,konnecteam/sequelize,overlookmotel/sequelize,majorleaguesoccer/sequelize,jayprakash1/sequelize,inDream/sequelize,Alexsey/sequelize,mikeringrose/sequelize,Americas/sequelize,Americas/sequelize,sequelize/sequelize,yjwong/sequelize,sequelize/sequelize