Fix up hyundai oem.

Change-Id: I50a06a6df0508785a6da64c17cbeeb5561fed1dd
diff --git a/_oem/hyundai.markdown b/_oem/hyundai.markdown
new file mode 100644
index 0000000..258d161
--- /dev/null
+++ b/_oem/hyundai.markdown
@@ -0,0 +1,4 @@
+---
+layout: device
+oem: Hyundai
+---