Updating version to be 4.0.2

Author: itsshivaverma

quick-start/gradle.properties

@@ -13,7 +13,7 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 # What version of DHF am I intending on targetting? Make sure you use the full SemVer x.x.x
-mlDHFVersion=4.0.1
+mlDHFVersion=4.0.2
 
 mlHost=localhost
 mlAppName=data-hub