j4lte: Update maintainer name

* I (Hendra Manudinata) change my username to hendramanu. Both NamaSayaHendra and hendramanu is me :)

* Also provide support for flashing via odin

Change-Id: I6e7231f56f06838becf59e8e1bbb3cc85440f530
diff --git a/_samsung/samsunggalaxyj4.markdown b/_samsung/samsunggalaxyj4.markdown
index b033fd8..f108fe4 100644
--- a/_samsung/samsunggalaxyj4.markdown
+++ b/_samsung/samsunggalaxyj4.markdown
@@ -4,7 +4,7 @@
 codename: j4lte
 downloadfolder: j4lte
 supportstatus: Current
-maintainer: NamaSayaHendra
+maintainer: hendramanu
 oem: Samsung
 ddof: "/dev/block/platform/13540000.dwmmc0/by-name/RECOVERY"
 devicetree: "https://github.com/TeamWin/android_device_samsung_j4lte"
@@ -18,4 +18,6 @@
 
 {% include twrpinstall.html %}
 
+{% include odininstall.html %}
+
 {% include ddinstall.html %}