chore(release): updated patternfly-eng-release version
chore(release): updated patternfly-eng-release version

Changed patternfly-eng-release script to not run build:demo as the build already runs this. Travis will complete much faster if we don’t run the build twice.

patternfly/patternfly-ng,dlabrecq/patternfly-ng,patternfly/patternfly-ng,patternfly/patternfly-ng,patternfly/patternfly-ng,dlabrecq/patternfly-ng,dlabrecq/patternfly-ng,dlabrecq/patternfly-ng