OEM: add realme

Change-Id: If05e3affcbebb40717cfa91fb5a91b6b4bfa335c
diff --git a/_oem/realme.markdown b/_oem/realme.markdown
new file mode 100644
index 0000000..b022efc
--- /dev/null
+++ b/_oem/realme.markdown
@@ -0,0 +1,4 @@
+---
+layout: device
+oem: Realme
+---