Fix clone panel in wiki position not always align right (#12326)

Co-authored-by: techknowlogick <techknowlogick@gitea.io>

templates/repo/wiki/view.tmpl

@@ -3,8 +3,8 @@
 	{{template "repo/header" .}}
 	{{ $title := .title}}
 	<div class="ui container">
-		<div class="ui stackable grid">
+		<div class="ui stackable secondary menu mobile--margin-between-items mobile--no-negative-margins">
-			<div class="ui ten wide column">
+			<div class="fitted item">
 				<div class="choose page">
 					<div class="ui floating filter dropdown" data-no-results="{{.i18n.Tr "repo.pulls.no_results"}}">
 						<div class="ui basic small button">
@@ -28,7 +28,7 @@
 					</div>
 				</div>
 			</div>
-			<div class="ui six wide column">
+			<div class="right fitted item">
 				<div class="ui action small input" id="clone-panel">
 					{{if not $.DisableHTTP}}
 						<button class="ui basic clone button" id="repo-clone-https" data-link="{{.WikiCloneLink.HTTPS}}">