Incremented to version: 10122.218.0

Change-Id: Ia1d89a729b8115534706cfe592fc4986bfcccc14
diff --git a/chromeos/config/chromeos_version.sh b/chromeos/config/chromeos_version.sh
index dbc59f8..034a2d9 100755
--- a/chromeos/config/chromeos_version.sh
+++ b/chromeos/config/chromeos_version.sh
@@ -20,7 +20,7 @@
   # Release Branch number.
   # Increment by 1 for every release build on a branch.
   # Reset to 0 when increasing release build number.
-  CHROMEOS_BRANCH=217
+  CHROMEOS_BRANCH=218
 
   # Patch number.
   # Increment by 1 in case a non-scheduled branch release build is necessary.