templates: remove references to non-existing commit-message class

As there already is monospace styling on textarea.form-control, there is no
need for a replacement.

kallithea/templates/admin/gists/edit.html

@@ -46,7 +46,7 b''
           ${h.form(h.url('edit_gist', gist_id=c.gist.gist_access_id), method='post', id='eform')}
             <div>
                 <input type="hidden" value="${c.file_changeset.raw_id}" name="parent_hash">
-                <textarea class="form-control commit-message"
+                <textarea class="form-control"
                           id="description" name="description"
                           placeholder="${_('Gist description ...')}">${c.gist.gist_description}</textarea>
                 <div>

kallithea/templates/admin/gists/new.html

@@ -32,7 +32,7 b''
         <div id="files_data">
           ${h.form(h.url('gists'), method='post',id='eform')}
             <div>
-                <textarea class="form-control commit-message" id="description" name="description" placeholder="${_('Gist description ...')}"></textarea>
+                <textarea class="form-control" id="description" name="description" placeholder="${_('Gist description ...')}"></textarea>
                 <div>
                     <label>
                         ${_('Gist lifetime')}

kallithea/templates/files/files_add.html

@@ -62,7 +62,7 b''
             <div>
               <div>
                   <div>${_('Commit Message')}</div>
-                  <textarea class="form-control commit-message" name="message" placeholder="${c.default_message}"></textarea>
+                  <textarea class="form-control" name="message" placeholder="${c.default_message}"></textarea>
               </div>
               <div class="buttons">
                 ${h.submit('commit',_('Commit Changes'),class_="btn btn-success")}

kallithea/templates/files/files_delete.html

@@ -33,7 +33,7 b''
             <div id="body" class="panel panel-default">
                 <div class="panel-heading">${_('Commit Message')}</div>
                 <div class="panel-body">
-                    <textarea class="form-control commit-message" name="message" placeholder="${c.default_message}"></textarea>
+                    <textarea class="form-control" name="message" placeholder="${c.default_message}"></textarea>
                 </div>
             </div>
             <div>

kallithea/templates/files/files_edit.html

@@ -65,7 +65,7 b''
             <div>
               <div class="form-group">
                   <label>${_('Commit Message')}</label>
-                  <textarea class="form-control commit-message" id="commit" name="message" placeholder="${c.default_message}"></textarea>
+                  <textarea class="form-control" id="commit" name="message" placeholder="${c.default_message}"></textarea>
               </div>
               <div class="form-group buttons">
                 ${h.submit('commit',_('Commit Changes'),class_="btn btn-success")}