Add maintainer for HTC U Ultra

Change-Id: I4138b9d032ce40a7c3c97d7ff76a5016caab421d
diff --git a/_htc/htcuultra.markdown b/_htc/htcuultra.markdown
index 19adf08..ac6daa9 100644
--- a/_htc/htcuultra.markdown
+++ b/_htc/htcuultra.markdown
@@ -4,7 +4,7 @@
 codename: oce
 downloadfolder: oce
 supportstatus: Current
-maintainer: None
+maintainer: TARKZiM
 oem: HTC
 ddof: "/dev/block/bootdevice/by-name/recovery"
 devicetree: "https://github.com/TeamWin/android_device_htc_oce"