layer.conf: depends on meta-filesystems

Package glusterfs requires fuse which is from layer meta-filesystems.
So update layer.conf to depend on the layer.
Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>

conf/layer.conf

@@ -8,4 +8,4 @@ BBFILE_COLLECTIONS += "cloud-services-layer"
 BBFILE_PATTERN_cloud-services-layer := "^${LAYERDIR}/"
 BBFILE_PRIORITY_cloud-services-layer = "5"
 LAYERSERIES_COMPAT_cloud-services-layer = "thud warrior"
-LAYERDEPENDS_cloud-services-layer = "core"
+LAYERDEPENDS_cloud-services-layer = "core filesystems-layer"