Set react webpack version to 1.0.8

Author: sdelamo

grails-bom/profiles.properties

@@ -9,6 +9,6 @@ web=3.3.3
 profile=3.3.1
 angular=6.1.0
 react=2.1.7
-react-webpack=1.0.7
+react-webpack=1.0.8
 vue=1.0.3
 webpack=1.1.6