Update pyvisa-py to 0.5.1

[pyup-bot]

This PR updates PyVISA-py from 0.4.1 to 0.5.1.

Changelog

0.5.1

------------------

- list serial resources under Windows without the COM prefix 269
- fix writing to serial resources PR 277
- fix return value of USB close method PR 265
- fix pyvisa version constraint PR 268

0.5.0

------------------

In 0.5.0, the Python package installed in site-packages in now called pyvisa_py
which makes it a valid python package. This change was decided because the old name
was causing issues with tools such as Mypy and PyInstaller.

- start running testsuite on Keysight buildbot PR 247 252
- fix import in gpib.py when using linux-gpib PR 246
- fix opening some TCPIP resources PR 242
Some instrument do not indicate that the returned packet is the last one, so
fix the number of returned packet for a TCPIP INSTR resource.
- add typing validation through mypy PR 238
- use Numpy style dosctrings PR 238
- format the code with black and isort PR 236
- drop Python 2 support and run against PyVISA 1.11 PR 222
- usbtmc: improve support for USB488 devices. PR 241
For instrument that support REN_CONTROL, we now always assert the REN line.
- fix a crash on Windows when opening multiple USBTMC devices

Links

• PyPI: https://pypi.org/project/pyvisa-py
• Changelog: https://pyup.io/changelogs/pyvisa-py/
• Repo: https://github.com/pyvisa/pyvisa-py

[pyup-bot]

Closing this in favor of #428