fix: remove hardcoded .pdf.prawn from describe calls since it no longer works

spec/views/dossiers/dossier_vide.pdf.prawn_spec.rb

@@ -1,4 +1,4 @@
-describe 'dossiers/dossier_vide.pdf.prawn', type: :view do
+describe 'dossiers/dossier_vide', type: :view do
   let(:procedure) { create(:procedure, :with_all_champs, :with_drop_down_list) }
   let(:dossier) { create(:dossier, procedure: procedure) }
 

spec/views/users/dossiers/papertrail.pdf.prawl_spec.rb

@@ -1,4 +1,4 @@
-describe 'users/dossiers/papertrail.pdf.prawn', type: :view do
+describe 'users/dossiers/papertrail', type: :view do
   before do
     assign(:dossier, dossier)
   end