HAMLLint: Fix `TrailingWhitespace` offences

app/views/abuse_report_mailer/notify.html.haml

 %p
-  #{link_to @abuse_report.user.name, user_url(@abuse_report.user)} 
-  (@#{@abuse_report.user.username}) was reported for abuse by 
-  #{link_to @abuse_report.reporter.name, user_url(@abuse_report.reporter)} 
+  #{link_to @abuse_report.user.name, user_url(@abuse_report.user)}
+  (@#{@abuse_report.user.username}) was reported for abuse by
+  #{link_to @abuse_report.reporter.name, user_url(@abuse_report.reporter)}
   (@#{@abuse_report.reporter.username}).
 
 %blockquote

app/views/doorkeeper/authorized_applications/_delete_form.html.haml

@@ -3,7 +3,7 @@
   - path = oauth_authorized_application_path(0, token_id: token)
 - else
   - path = oauth_authorized_application_path(application)
-  
+
 = form_tag path do
   %input{:name => "_method", :type => "hidden", :value => "delete"}/
   = submit_tag 'Revoke', onclick: "return confirm('Are you sure?')", class: 'btn btn-remove btn-sm'

app/views/projects/_find_file_link.html.haml

-= link_to namespace_project_find_file_path(@project.namespace, @project, @ref), class: 'btn btn-grouped shortcuts-find-file', rel: 'nofollow' do
-  = icon('search')
-  %span Find File
+= link_to namespace_project_find_file_path(@project.namespace, @project, @ref), class: 'btn btn-grouped shortcuts-find-file', rel: 'nofollow' do
+  = icon('search')
+  %span Find File

app/views/projects/forks/index.html.haml

 .top-area
   .nav-text
     - full_count_title = "#{@public_forks_count} public and #{@private_forks_count} private"
-    = "#{pluralize(@total_forks_count, 'fork')}: #{full_count_title}" 
+    = "#{pluralize(@total_forks_count, 'fork')}: #{full_count_title}"
 
   .nav-controls
     = form_tag request.original_url, method: :get, class: 'project-filter-form', id: 'project-filter-form' do |f|

app/views/projects/merge_requests/_merge_request.html.haml

@@ -65,7 +65,7 @@
        
       - merge_request.labels.each do |label|
         = link_to_label(label, subject: merge_request.project, type: :merge_request)
-        
+
     - if merge_request.tasks?
        
       %span.task-status

app/views/projects/merge_requests/widget/_closed.html.haml

@@ -6,7 +6,7 @@
       - if @merge_request.closed_event
         by #{link_to_member(@project, @merge_request.closed_event.author, avatar: true)}
         #{time_ago_with_tooltip(@merge_request.closed_event.created_at)}
-    %p 
+    %p
       = succeed '.' do
         The changes were not merged into
         %span.label-branch= @merge_request.target_branch

app/views/projects/merge_requests/widget/_open.html.haml

@@ -43,5 +43,3 @@
           #{"Issue".pluralize(mr_issues_mentioned_but_not_closing.size)}
           != markdown issues_sentence(mr_issues_mentioned_but_not_closing), pipeline: :gfm, author: @merge_request.author
           #{mr_issues_mentioned_but_not_closing.size > 1 ? 'are' : 'is'} mentioned but will not be closed.
-         
-

app/views/projects/merge_requests/widget/open/_archived.html.haml

-%h4 
+%h4
   Project is archived
 %p
   This merge request cannot be merged because archived projects cannot be written to.

app/views/projects/merge_requests/widget/open/_nothing.html.haml

-%h4 
+%h4
   = icon("exclamation-triangle")
   Nothing to merge from
   %span.label-branch= source_branch_with_namespace(@merge_request)