python-pytest: upgrade 3.4.2 -> 5.1.1

Refresh patch: 0001-setup.py-remove-the-setup_requires-for-setuptools-scm.patch

Remove patch: pytest_version_fix.patch since this is not used.

License update: Copyright year updated to 2019

Signed-off-by: Yuan Chao <yuanc.fnst@cn.fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-devtools/python/python-pytest/pytest_version_fix.patch

@@ -1,51 +0,0 @@
-Upstream-Status: Inappropriate (OE specific) 
-
-python-pytest: remove fetch during do_compile phase
-commit: c974fbf9ebf185552ab65301e07af44f36517abf 
-
-introduced an issue by making the version 0.0.0
-this fixes that
-
-Signed-off-by: Armin Kuster <akuster@mvista.com>
-
-Index: pytest-3.2.2/setup.py
-===================================================================
---- pytest-3.2.2.orig/setup.py
-+++ pytest-3.2.2/setup.py
-@@ -1,5 +1,6 @@
- import os
- import sys
-+import re
- import setuptools
- import pkg_resources
- from setuptools import setup, Command
-@@ -22,6 +23,18 @@ classifiers = [
- with open('README.rst') as fd:
-     long_description = fd.read()
- 
-+def read(*names, **kwargs):
-+    with open(os.path.join( *names), 'r') as fp:
-+        return fp.read()
-+
-+def find_version(*file_paths):
-+    version_file = read(*file_paths)
-+    version_match = re.search(r"^version = ['\']([^'\"]*)['\']",
-+                              version_file, re.M)
-+
-+    if version_match:
-+        return version_match.group(1)
-+    raise RuntimeError("Unable to find version string.")
- 
- def get_environment_marker_support_level():
-     """
-@@ -59,9 +72,7 @@ def main():
-         name='pytest',
-         description='pytest: simple powerful testing with Python',
-         long_description=long_description,
--        use_scm_version={
--            'write_to': '_pytest/_version.py',
--        },
-+	version=find_version("_pytest", "_version.py"),
-         url='http://pytest.org',
-         license='MIT license',
-         platforms=['unix', 'linux', 'osx', 'cygwin', 'win32'],