Add Xiaomi Mi 10i/ Mi 10T Lite/ Redmi Note 9 Pro 5G

Change-Id: I4bdb3b8fc873f313b2fdefa76591f71d15753d97
diff --git a/_xiaomi/xiaomimi10i.markdown b/_xiaomi/xiaomimi10i.markdown
new file mode 100644
index 0000000..fc910b2
--- /dev/null
+++ b/_xiaomi/xiaomimi10i.markdown
@@ -0,0 +1,24 @@
+---
+layout: device
+title:  "Xiaomi Mi 10i / Mi 10T Lite / Redmi Note 9 Pro 5G"
+codename: gauguin/gauguinpro/gauguininpro
+downloadfolder: gauguin
+supportstatus: Current
+maintainer: prajwal-walia
+devicetree: https://github.com/TeamWin/android_device_xiaomi_gauguin
+oem: Xiaomi
+---
+
+{% include disclaimer.html %}
+
+{% include supportstatus.html %}
+
+{% include xiaomiunlock.html %}
+
+{% include appinstall.html %}
+
+{% include download.html %}
+
+{% include twrpinstall.html %}
+
+{% include fastbootinstall.html %}