fix: 关于页面的版权条目使用 LinePane (#7122)

HMCL/src/main/java/org/jackhuang/hmcl/ui/main/AboutPage.java

@@ -151,7 +151,7 @@ public final class AboutPage extends SpinnerPane {
 
         ComponentList legal = new ComponentList();
         {
-            var copyright = new LineButton();
+            var copyright = new LinePane();
             copyright.setLargeTitle(true);
             copyright.setTitle(i18n("about.copyright"));
             copyright.setSubtitle(i18n("about.copyright.statement"));