Fix code button alignment (#33345) (#33351)

Backport #33345 by silverwind

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

templates/repo/clone_panel.tmpl

@@ -1,5 +1,6 @@
 <button class="ui primary button js-btn-clone-panel">
-	<span>{{svg "octicon-code" 16}} Code</span>
+	{{svg "octicon-code" 16}}
+	<span>Code</span>
 	{{svg "octicon-triangle-down" 14 "dropdown icon"}}
 </button>
 <div class="clone-panel-popup tippy-target">