python3-*: Update recipes with pytest ptests to use the new ptest-python-pytest class

The newly added ptest-python-pytest removes duplication for:
  1. Copying pytest files to the ptest directory
  2. Adding standard pytest dependencies
  3. Adding a common run-ptest script using pytest

(From OE-Core rev: 8d84d9e19b9292b1863921611924714d77c41d21)

Signed-off-by: Derek Straka <derek@asterius.io>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/python/python3-calver/run-ptest

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-pytest --automake