Add myself to maintainers (#5101)

BetaCat0 · techknowlogick · commit 97da83d00811 · 2018-10-18T00:04:22.000-04:00
diff --git a/MAINTAINERS b/MAINTAINERS
@@ -25,3 +25,4 @@ Jonas Franz <info@jonasfranz.software> (@JonasFranzDEV)
 Alexey Terentyev <axifnx@gmail.com> (@axifive)
 Lanre Adelowo <yo@lanre.wtf> (@adelowo)
 Konrad Langenberg <k@knt.li> (@kolaente)
+He-Long Zhang <outman99@hotmail.com> (@BetaCat0)
