meta-google: layer.conf: Revert 45725 and add honister as Yocto release

Reverting the changes in
https://gerrit.openbmc-project.xyz/c/openbmc/openbmc/+/45725

and adding `honister` to LAYERSERIES_COMPAT for the next Yocto release.

Change-Id: I32c138127dc3508d6925c990643b9efce2bda0b6
Signed-off-by: Willy Tu <wltu@google.com>
diff --git a/meta-google/conf/layer.conf b/meta-google/conf/layer.conf
index 86a965e..346946b 100644
--- a/meta-google/conf/layer.conf
+++ b/meta-google/conf/layer.conf
@@ -12,6 +12,6 @@
   "
 
 BBFILE_COLLECTIONS += "google-layer"
-BBFILE_PATTERN:google-layer := "^${LAYERDIR}/"
-LAYERVERSION:google-layer = "1"
-LAYERSERIES_COMPAT:google-layer = "gatesgarth hardknott"
+BBFILE_PATTERN_google-layer := "^${LAYERDIR}/"
+LAYERVERSION_google-layer = "1"
+LAYERSERIES_COMPAT_google-layer = "gatesgarth hardknott honister"