Merge pull request #243 from zeusees/dependabot/pip/hyperlpr_py3/tensorflow-1.15.2

Bump tensorflow from 1.13.2 to 1.15.2 in /hyperlpr_py3

hyperlpr_py3/requirements.txt

@@ -46,7 +46,7 @@ six==1.14.0
 sklearn==0.0
 SQLAlchemy==1.3.15
 tensorboard==1.13.1
-tensorflow==1.13.2
+tensorflow==1.15.2
 tensorflow-estimator==1.13.0
 termcolor==1.1.0
 Theano==1.0.4