remove ununcessary instance variable for current admin

app/controllers/administrateurs/procedures_controller.rb

@@ -286,7 +286,6 @@ module Administrateurs
     def check_path
       @path_available = @procedure.path_available?(params[:path])
       @other_procedure = @procedure.other_procedure_with_path(params[:path])
-      @administrateur = current_administrateur
       respond_to do |format|
         format.turbo_stream do
           render :check_path

app/views/administrateurs/procedures/check_path.turbo_stream.haml

@@ -1,5 +1,5 @@
 = turbo_stream.update 'check_path' do
-  - if @path_available == false && @administrateur.owns?(@other_procedure)
+  - if @path_available == false && current_administrateur.owns?(@other_procedure)
     %p.fr-error-text= t('.path_not_available.owner')
   - elsif @path_available == false
     %p.fr-error-text= t('.path_not_available.not_owner')