fix edit user

Author: yp05327

routers/web/admin/users.go

@@ -274,6 +274,7 @@ func EditUserPost(ctx *context.Context) {
 	ctx.Data["PageIsAdmin"] = true
 	ctx.Data["PageIsAdminUsers"] = true
 	ctx.Data["DisableMigrations"] = setting.Repository.DisableMigrations
+	ctx.Data["AllowedUserVisibilityModes"] = setting.Service.AllowedUserVisibilityModesSlice.ToVisibleTypeSlice()
 
 	u := prepareUserInfo(ctx)
 	if ctx.Written() {