Remove "Powered by DocuSeal" attribution from all signing process pages

Remove the shared/attribution partial render from all submit_form,
start_form, submissions_preview, send_submission_email, and landing
page templates.

https://claude.ai/code/session_01SMJoL1Hzz3b5qqDhyD63jF

app/views/pages/landing.html.erb

@@ -76,4 +76,3 @@
     </div>
   </div>
 </section>
-<%= render 'shared/attribution', with_counter: true %>

app/views/send_submission_email/success.html.erb

@@ -10,4 +10,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start' %>

app/views/start_form/completed.html.erb

@@ -33,4 +33,3 @@
     <% end %>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/start_form/private.html.erb

@@ -28,4 +28,3 @@
     </toggle-submit>
   <% end %>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @template.account %>

app/views/start_form/show.html.erb

@@ -64,5 +64,4 @@
     <% end %>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @template.account %>
 <%= render 'start_form/policy', account: @template.account %>

app/views/submissions_preview/completed.html.erb

@@ -41,4 +41,3 @@
     <% end %>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submission.account %>

app/views/submit_form/archived.html.erb

@@ -18,4 +18,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/submit_form/awaiting.html.erb

@@ -18,4 +18,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/submit_form/completed.html.erb

@@ -51,4 +51,3 @@
     <% end %>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/submit_form/declined.html.erb

@@ -18,4 +18,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/submit_form/expired.html.erb

@@ -18,4 +18,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start', account: @submitter.account %>

app/views/submit_form/success.html.erb

@@ -14,4 +14,3 @@
     </div>
   </div>
 </div>
-<%= render 'shared/attribution', link_path: '/start' %>