PF4 v2.3.0: InputGroup contains TypeScript errors

[rhamilto]

98% after emittingERROR in /Users/rhamilto/go/src/github.com/openshift/console/frontend/node_modules/@patternfly/react-core/dist/js/components/InputGroup/InputGroupText.d.ts(6,17):
TS2304: Cannot find name 'ReactType'.
ERROR in /Users/rhamilto/go/src/github.com/openshift/console/frontend/node_modules/@patternfly/react-core/dist/js/components/InputGroup/InputGroupText.d.ts(6,46):
TS2304: Cannot find name 'ReactType'.
Version: typescript 2.9.2

cc: @spadgett, @janwright73, @priley86

[priley86]

thanks - had not seen these yet. Will take a look @rhamilto