feat(log): stop logging user emails

fix #6485

app/controllers/application_controller.rb

@@ -180,7 +180,6 @@ class ApplicationController < ActionController::Base
     payload.merge!({
       user_agent: request.user_agent,
       user_id: current_user&.id,
-      user_email: current_user&.email,
       user_roles: current_user_roles
     }.compact)
 

spec/controllers/application_controller_spec.rb

@@ -62,7 +62,6 @@ describe ApplicationController, type: :controller do
         expect(payload).to eq({
           user_agent: 'Rails Testing',
           user_id: current_user.id,
-          user_email: current_user.email,
           user_roles: 'User'
         })
       end
@@ -86,7 +85,6 @@ describe ApplicationController, type: :controller do
         expect(payload).to eq({
           user_agent: 'Rails Testing',
           user_id: current_user.id,
-          user_email: current_user.email,
           user_roles: 'User, Instructeur, Administrateur, SuperAdmin'
         })
       end