Migrated Bookmark Pages to kotlin

app/src/main/java/fr/free/nrw/commons/bookmarks/BookmarkPages.kt

@@ -1,32 +1,8 @@
-package fr.free.nrw.commons.bookmarks;
+package fr.free.nrw.commons.bookmarks
 
-import androidx.fragment.app.Fragment;
+import androidx.fragment.app.Fragment
 
-/**
- * Data class for handling a bookmark fragment and it title
- */
-public class BookmarkPages {
-    private Fragment page;
-    private String title;
-
-    BookmarkPages(Fragment fragment, String title) {
-        this.title = title;
-        this.page = fragment;
-    }
-
-    /**
-     * Return the fragment
-     * @return fragment object
-     */
-    public Fragment getPage() {
-        return page;
-    }
-
-    /**
-     * Return the fragment title
-     * @return title
-     */
-    public String getTitle() {
-        return title;
-    }
-}
+data class BookmarkPages (
+    val page: Fragment? = null,
+    val title: String? = null
+)