testing/lite-editor-plugins: orphan

Unfortunately upstream hasn't really designed this in a
way that's friendly for distros to package it and instead
wants downstream users to compile&install this themselves.

testing/lite-editor-plugins/APKBUILD

 # Contributor: Rasmus Thomsen <oss@cogitri.dev>
-# Maintainer: Rasmus Thomsen <oss@cogitri.dev>
+# Maintainer:
 pkgname=lite-editor-plugins
 pkgver=0_git20200510
 _commit=3a19b1791a6a143aaad789adc18a2801875e37bb