Cleanup primary constructors

app/src/main/java/com/hippo/ehviewer/client/data/GalleryDetail.kt

@@ -21,7 +21,7 @@ import kotlinx.parcelize.Parcelize
 @Parcelize
 class GalleryDetail @JvmOverloads constructor(
     @JvmField
-    val galleryInfo: GalleryInfoImpl,
+    val galleryInfo: GalleryInfoImpl = GalleryInfoImpl(),
 
     @JvmField
     var apiUid: Long = -1L,

app/src/main/java/com/hippo/ehviewer/client/parser/GalleryDetailParser.java

@@ -116,7 +116,7 @@ public class GalleryDetailParser {
             throw new EhException(m.group(1));
         }
 
-        GalleryDetail galleryDetail = new GalleryDetail(new GalleryInfoImpl());
+        GalleryDetail galleryDetail = new GalleryDetail();
         Document document = Jsoup.parse(body);
         parseDetail(galleryDetail, document, body);
         galleryDetail.tags = parseTagGroups(document);