meta-x86: Change layer compatibility to dunfell

Change-Id: I9e429739dd5135004223affb551d192f35c0b46a
Signed-off-by: James Feist <james.feist@linux.intel.com>
diff --git a/conf/layer.conf b/conf/layer.conf
index 9be1a1f..988bd23 100644
--- a/conf/layer.conf
+++ b/conf/layer.conf
@@ -3,4 +3,4 @@
 
 BBFILE_COLLECTIONS += "obmc_machines_x86"
 BBFILE_PATTERN_obmc_machines_x86 = ""
-LAYERSERIES_COMPAT_obmc_machines_x86 = "warrior zeus"
+LAYERSERIES_COMPAT_obmc_machines_x86 = "dunfell"