Release 3.12.0 - Remove test section from extra dependencies

This fixes publishing this package to pypi, since they do not accept
direct dependencies. The functest dependencies are not even meant to be
installed alongside pulpcore.

Redmine Query: https://pulp.plan.io/issues?set_filter=1&status_id=*&issue_id=8435,8427,7438,8496,8505,8352,8489,8423,7985,7980,8454,8438,8450,8116,8384,7989,8445,8475,8499,8447,8325,8385,7626,8377,8430,8357
Redmine Milestone: https://pulp.plan.io/versions/182.json

[noissue]

(cherry picked from commit 0f802b8)

Author: mdellweg

setup.py

@@ -6,9 +6,6 @@
 with open("requirements.txt") as requirements:
     requirements = requirements.readlines()
 
-with open("functest_requirements.txt") as test_requirements:
-    test_requirements = test_requirements.readlines()
-
 setup(
     name="pulpcore",
     version="3.12.0",
@@ -26,7 +23,6 @@
         "s3": ["django-storages[boto3]"],
         "azure": ["django-storages[azure]"],
         "prometheus": ["django-prometheus"],
-        "test": test_requirements,
     },
     include_package_data=True,
     classifiers=[