Adjust initial scale for bay root layout

Change-Id: Ida86e97dd686c09a51871eeb7511919a913f08e7
diff --git a/tools/test/topos/regions-bayarea-grid.sh b/tools/test/topos/regions-bayarea-grid.sh
index d890495..d24ba44 100755
--- a/tools/test/topos/regions-bayarea-grid.sh
+++ b/tools/test/topos/regions-bayarea-grid.sh
@@ -268,7 +268,7 @@
 
 onos ${host} <<-EOF
 
-layout-add root @bayareaGEO . . 4.5 0.0 0.0
+layout-add root @bayareaGEO . . 0.8 0.0 0.0
 
 layout-add lC01 +segmentRouting c01 . 0.9 5.2 -4.0
 layout-add lC02 +segmentRouting c02