Fix: new folder modal (#8575)
Fix: new folder modal (#8575)

DOM and JS was changed in #7658 but this attribute name was not changed with the rest (from `data-launch-dialog` to `data-dialog`). Consequentially, the new folder modal doesn't work.

This change corrects the attribute name to match the selector in the JS
haeflimi/concrete5,haeflimi/concrete5,olsgreen/concrete5,mainio/concrete5,biplobice/concrete5,deek87/concrete5,concrete5/concrete5,jaromirdalecky/concrete5,mainio/concrete5,haeflimi/concrete5,MrKarlDilkington/concrete5,olsgreen/concrete5,jaromirdalecky/concrete5,haeflimi/concrete5,hissy/concrete5,biplobice/concrete5,mlocati/concrete5,hissy/concrete5,hissy/concrete5,mlocati/concrete5,biplobice/concrete5,rikzuiderlicht/concrete5,rikzuiderlicht/concrete5,concrete5/concrete5,mlocati/concrete5,concrete5/concrete5,deek87/concrete5,rikzuiderlicht/concrete5,mlocati/concrete5,biplobice/concrete5,concrete5/concrete5,MrKarlDilkington/concrete5,olsgreen/concrete5,hissy/concrete5,deek87/concrete5,deek87/concrete5,jaromirdalecky/concrete5,jaromirdalecky/concrete5,MrKarlDilkington/concrete5,mainio/concrete5