feat(i18n): translate reexamin and new message emails

app/views/dossier_mailer/notify_new_answer.en.html.haml

@@ -0,0 +1,31 @@
+- content_for :procedure_logo do
+  = render 'layouts/mailers/logo', url: @logo_url
+
+%p= t(:greeting, scope: [:layouts, :signature])
+
+- if !@dossier.brouillon?
+  %p
+    You received
+    %strong a new message
+    from the service in charge of examine your File.
+  %p
+    To read the message and answer it, select the following link:
+
+  = round_button('Read the message', messagerie_dossier_url(@dossier), :primary)
+- else
+  %p
+    You received
+    %strong a new message
+    from the service in charge of examine the File you started a draft for on the procedure #{@dossier.procedure.libelle}.
+  %p{ style: "padding: 8px; color: #333333; background-color: #EEEEEE; font-size: 14px;" }
+    = @body
+
+  %p
+    If you chose to contact the service, please use the email available below in the page.
+
+  = round_button('Open the File', dossier_url(@dossier), :primary)
+
+= render 'layouts/mailers/signature', service: @service
+
+- content_for :footer do
+  = render 'layouts/mailers/service_footer', service: @service, dossier: @dossier

app/views/dossier_mailer/notify_revert_to_instruction.en.html.haml

@@ -0,0 +1,21 @@
+- content_for :procedure_logo do
+  = render 'layouts/mailers/logo', url: @logo_url
+
+%p= t(:greeting, scope: [:layouts, :signature])
+
+%p
+  Your File will be reexamined. All previous decisions are void.
+  To see the File created on procedure
+  %strong= @dossier.procedure.libelle
+  , select the following link:
+  = link_to dossier_url(@dossier), dossier_url(@dossier), target: '_blank', rel: 'noopener'
+
+- if @dossier.procedure.service.present?
+  %p
+    In order to get more details about the decision to reexamin, please contact the following service:
+    = mail_to @dossier.procedure.service.email, @dossier.procedure.service.email
+
+= render 'layouts/mailers/signature'
+
+- content_for :footer do
+  = render 'layouts/mailers/service_footer', service: @service, dossier: @dossier