Improved code layout.

app/views/mailer/ticket_update/cs.html.erb

@@ -6,7 +6,7 @@ Aktualizován ticket (#{ticket.title})
 Ticket (#{ticket.title}) byl aktualizován uživatelem "<b>#{current_user.longname}</b>".
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/de.html.erb

@@ -6,7 +6,7 @@ Ticket aktualisiert (#{ticket.title})
 Ticket (#{ticket.title}) wurde von "<b>#{current_user.longname}</b>" aktualisiert.
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/en.html.erb

@@ -6,7 +6,7 @@ Updated Ticket (#{ticket.title})
 Ticket (#{ticket.title}) has been updated by "<b>#{current_user.longname}</b>".
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/fr.html.erb

@@ -6,7 +6,7 @@ Ticket Mis à jour (#{ticket.title})
 Le ticket (#{ticket.title}) a été mis à jour par "<b>#{current_user.longname}</b>".
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/pt-br.html.erb

@@ -6,7 +6,7 @@ Chamado atualizado (#{ticket.title})
 O chamado (#{ticket.title}) foi atualizado por "<b>#{current_user.longname}</b>".
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/zh-cn.html.erb

@@ -6,7 +6,7 @@
 工单 (#{ticket.title}) 已被 "<b>#{current_user.longname}</b>" 更新.
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/mailer/ticket_update/zh-tw.html.erb

@@ -6,7 +6,7 @@
 工單 (#{ticket.title}) 已被 "<b>#{current_user.longname}</b>" 更新.
 </div>
 <br>
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <div>
   #{t('Changes')}:<br>
   <% @objects[:changes].each do |key, value| %>

app/views/slack/ticket_update/en.md.erb

@@ -1,6 +1,6 @@
 # #{ticket.title}
 _<#{config.http_type}://#{config.fqdn}/#ticket/zoom/#{ticket.id}|Ticket##{ticket.number}>: Updated by #{current_user.longname} at #{ticket.updated_at}_
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <% @objects[:changes].each do |key, value| %>
   * <%= t key %>: <%= h value[0] %> -> <%= h value[1] %>
   <% end %>

app/views/slack/ticket_update/pt-br.md.erb

@@ -1,6 +1,6 @@
 # #{ticket.title}
 _<#{config.http_type}://#{config.fqdn}/#ticket/zoom/#{ticket.id}|Ticket##{ticket.number}>: Atualizado por #{current_user.longname} em #{ticket.updated_at}_
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <% @objects[:changes].each do |key, value| %>
   * <%= t key %>: <%= h value[0] %> -> <%= h value[1] %>
   <% end %>

app/views/slack/ticket_update/zh-cn.md.erb

@@ -1,6 +1,6 @@
 # #{ticket.title}
 _<#{config.http_type}://#{config.fqdn}/#ticket/zoom/#{ticket.id}|Ticket##{ticket.number}>: 由 #{current_user.longname} 在 #{ticket.updated_at} 更新了_
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <% @objects[:changes].each do |key, value| %>
   * <%= t key %>: <%= h value[0] %> -> <%= h value[1] %>
   <% end %>

app/views/slack/ticket_update/zh-tw.md.erb

@@ -1,6 +1,6 @@
 # #{ticket.title}
 _<#{config.http_type}://#{config.fqdn}/#ticket/zoom/#{ticket.id}|Ticket##{ticket.number}>: 由 #{current_user.longname} 在 #{ticket.updated_at} 更新了_
-<% if @objects[:changes] && !@objects[:changes].empty? %>
+<% if @objects[:changes].present? %>
   <% @objects[:changes].each do |key, value| %>
   * <%= t key %>: <%= h value[0] %> -> <%= h value[1] %>
   <% end %>