update paperclip icon

app/assets/javascripts/app/views/layout_ref/communication_overview.jst.eco

@@ -229,7 +229,7 @@ Oliver<br>
                 </div>
               </div>
               <div class="attachments">
-                <div class="paperclip icon"></div>
+                <svg class="icon-paperclip"><use xlink:href="#icon-paperclip" /></svg>
                 <h3>2 <%- @T('Attached Files') %></h3>
                 <div class="attachment horizontal">
                   <div class="attachment-name u-highlight">midinotes_view.jpg</div>

app/assets/javascripts/app/views/layout_ref/highlight.jst.eco

@@ -272,7 +272,7 @@ Oliver<br></div>
                 </div>
               </div>
               <div class="attachments">
-                <div class="paperclip icon"></div>
+                <svg class="icon-paperclip"><use xlink:href="#icon-paperclip" /></svg>
                 <h3>2 <%- @T('Attached Files') %></h3>
                 <div class="attachment horizontal">
                   <div class="attachment-name u-highlight">midinotes_view.jpg</div>

app/assets/javascripts/app/views/ticket_zoom/article_view.jst.eco

@@ -51,7 +51,7 @@
           </div>
           <% if !_.isEmpty( @article.attachments ): %>
             <div class="attachments">
-              <div class="paperclip icon"></div>
+              <svg class="icon-paperclip"><use xlink:href="#icon-paperclip" /></svg>
               <h3><%- @article.attachments.length %> <%- @T('Attached Files') %></h3>
               <% for attachment in @article.attachments: %>
                 <div class="attachment horizontal">

app/assets/stylesheets/zammad.css.scss

@@ -1656,12 +1656,6 @@ ol.tabs li {
     background-position: 0 -223px;
   }
 
-  .paperclip.icon {
-    width: 31px;
-    height: 29px;
-    background-position: -145px -274px;
-  }
-
   .stat-all-tickets.icon {
     width: 48px;
     height: 83px;
@@ -3556,7 +3550,7 @@ footer {
       margin: 0 0 4px;
     }
 
-    .attachments .paperclip {
+    .attachments .icon-paperclip {
       position: absolute;
       left: 33px;
       top: 27px;