test: remove unused files [citest_skip]

We do not use molecule.

The custom requirements are no longer needed.

Remove py26 requirements

Use ansible-core - much smaller than ansible

Signed-off-by: Rich Megginson <rmeggins@redhat.com>

Author: richm

ansible_pytest_extra_requirements.txt

@@ -1,6 +1,4 @@
 # SPDX-License-Identifier: MIT
 
 # ansible and dependencies for all supported platforms
-ansible ; python_version > "2.6"
-idna<2.8 ; python_version < "2.7"
-PyYAML<5.1 ; python_version < "2.7"
+ansible-core ; python_version > "2.6"

custom_requirements.txt

@@ -6,5 +6,4 @@
 # If you need mock then uncomment the following line:
 mock ; python_version < "3.0"
 # ansible and dependencies for all supported platforms
-ansible ; python_version > "2.6"
-idna<2.8 ; python_version < "2.7"
+ansible-core ; python_version > "2.6"