Update customization.md
Update customization.md
sandrinodimattia/docs,auth0/docs,khorne3/docs,auth0/docs,sandrinodimattia/docs,auth0/docs,khorne3/docs,hamzawi06/docs,hamzawi06/docs,jeffreylees/docs,Annyv2/docs,Annyv2/docs,jeffreylees/docs,sandrinodimattia/docs,khorne3/docs,yvonnewilson/docs,yvonnewilson/docs,yvonnewilson/docs,hamzawi06/docs,jeffreylees/docs,Annyv2/docs