Replace text-align classes with tailwind (#33905)

Small refactor to remove these CSS classes in favor of tailwind.

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

templates/repo/issue/view_content.tmpl

@@ -83,7 +83,7 @@
 								{{template "repo/issue/comment_tab" .}}
 								{{.CsrfTokenHtml}}
 								<div class="field footer">
-									<div class="text right">
+									<div class="tw-text-right">
 										{{if and (or .HasIssuesOrPullsWritePermission .IsIssuePoster) (not .DisableStatusChange)}}
 											{{if .Issue.IsClosed}}
 												<button id="status-button" class="ui primary basic button" data-status="{{ctx.Locale.Tr "repo.issues.reopen_issue"}}" data-status-and-comment="{{ctx.Locale.Tr "repo.issues.reopen_comment_issue"}}" name="status" value="reopen">
@@ -157,7 +157,7 @@
 		{{end}}
 
 		<div class="field">
-			<div class="text right edit">
+			<div class="tw-text-right edit">
 				<button type="button" class="ui cancel button">{{ctx.Locale.Tr "repo.issues.cancel"}}</button>
 				<button type="submit" class="ui primary button">{{ctx.Locale.Tr "repo.issues.save"}}</button>
 			</div>