Starting snapshot 1.9.0-SNAPSHOT

Change-Id: Iae30168353c72c4e2d5e395298ceca5dd7554984
diff --git a/tools/build/onos-prepare-sonar b/tools/build/onos-prepare-sonar
index bb2592b..4b36ba3 100755
--- a/tools/build/onos-prepare-sonar
+++ b/tools/build/onos-prepare-sonar
@@ -12,7 +12,7 @@
 from subprocess import call, check_call, check_output
 
 # FIXME pull the version from the Buck version file
-ONOS_VERSION='1.8.0-SNAPSHOT'
+ONOS_VERSION='1.9.0-SNAPSHOT'
 
 # SonarQube property file name and template
 FILE_NAME = 'sonar-project.properties'