Adding Xda Link for OnePlus 6T

Change-Id: I5a55d53ef0778be37eee56055f0b0ae2dff004ee
diff --git a/_oneplus/oneplus6t.markdown b/_oneplus/oneplus6t.markdown
index 84d9d18..0258edf 100644
--- a/_oneplus/oneplus6t.markdown
+++ b/_oneplus/oneplus6t.markdown
@@ -7,6 +7,7 @@
 maintainer: Mauronofrio
 oem: OnePlus
 devicetree: https://github.com/TeamWin/android_device_oneplus_fajita
+xdathread: "https://forum.xda-developers.com/oneplus-6t/development/recovery-unofficial-twrp-touch-recovery-t3861482"
 ---
 
 {% include disclaimer.html %}