Review epd5in65f

[robweber]

Review the function calls for the Waveshare device and make sure the omni-epd abstraction uses the right methods, with the right parameters based on the library and example code. Any modifications should be patched in a PR referencing this issue.

Library file: https://github.com/waveshare/e-Paper/blob/master/RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd5in65f.py
Example code: https://github.com/waveshare/e-Paper/blob/master/RaspberryPi_JetsonNano/python/examples/epd_5in65f_test.py

Things to check:

• init() method
• display() method
• clear() method
• sleep() method