remove encode/decode from roscreate-pkg with Python 3 (#267)
remove encode/decode from roscreate-pkg with Python 3 (#267)

* remove encode/decode roscreate-pkg with Python 3

* open file in binary mode to keep explicitly encoding to UTF-8

Co-authored-by: Dirk Thomas <19795c8185177e940eedd30ceb2b716a54a3d5dc@users.noreply.github.com>
ros/ros,ros/ros,ros/ros