Convert newpipe/util/FallbackViewHolder to kotlin

Author: Yevhen Babiichuk (DustDFG)

app/src/main/java/org/schabi/newpipe/util/FallbackViewHolder.java

@@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: 2018-2026 NewPipe contributors <https://newpipe.net>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package org.schabi.newpipe.util
+
+import android.view.View
+import androidx.recyclerview.widget.RecyclerView
+
+class FallbackViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView)