bundle init.rc contents with its service

Bug: 23186545
Change-Id: I18c6062f9e30d72e5a7ffd67c61b9eeec5c24e3b
diff --git a/drm/drmserver/drmserver.rc b/drm/drmserver/drmserver.rc
new file mode 100644
index 0000000..c6b8226
--- /dev/null
+++ b/drm/drmserver/drmserver.rc
@@ -0,0 +1,4 @@
+service drm /system/bin/drmserver
+    class main
+    user drm
+    group drm system inet drmrpc