rainier: do not install ikvm

rainier systems do not utilize this feature

Change-Id: I8efc774e090e508d13e94b124768acf17f499c26
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/conf/machine/rainier.conf b/conf/machine/rainier.conf
index 2623791..3fe43f3 100644
--- a/conf/machine/rainier.conf
+++ b/conf/machine/rainier.conf
@@ -28,3 +28,5 @@
     "phosphor-fan-presence-config"
 
 SKIP_BROKEN_MRW = "1"
+
+IMAGE_FEATURES_remove = "obmc-ikvm"