Rename unit test files for pytest detection.

Signed-off-by: Chris PeBenito <chpebeni@linux.microsoft.com>

tests/__init__.py

@@ -1,33 +0,0 @@
-# Copyright 2014-2015, Tresys Technology, LLC
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-from . import boolquery
-from . import boundsquery
-from . import categoryquery
-from . import checker
-from . import constraintquery
-from . import commonquery
-from . import defaultquery
-from . import diff
-from . import dta
-from . import fsusequery
-from . import genfsconquery
-from . import ibendportconquery
-from . import ibpkeyconquery
-from . import infoflow
-from . import initsidquery
-from . import mlsrulequery
-from . import netifconquery
-from . import nodeconquery
-from . import objclassquery
-from . import permmap
-from . import polcapquery
-from . import policyrep
-from . import rbacrulequery
-from . import rolequery
-from . import sensitivityquery
-from . import terulequery
-from . import typeattrquery
-from . import typequery
-from . import userquery

tests/checker/__init__.py

@@ -1,25 +0,0 @@
-# Copyright 2020, Microsoft Corporation
-#
-# This file is part of SETools.
-#
-# SETools is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Lesser General Public License as
-# published by the Free Software Foundation, either version 2.1 of
-# the License, or (at your option) any later version.
-#
-# SETools is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with SETools.  If not, see
-# <http://www.gnu.org/licenses/>.
-#
-
-from . import assertrbac
-from . import assertte
-from . import checker
-from . import emptyattr
-from . import roexec
-from . import util

tests/policyrep/__init__.py

@@ -1,17 +0,0 @@
-# Copyright 2015-2016, Tresys Technology, LLC
-#
-# SPDX-License-Identifier: GPL-2.0-only
-#
-from . import default
-from . import initsid
-from . import mls
-from . import mlsrule
-from . import objclass
-from . import polcap
-from . import rbacrule
-from . import role
-from . import selinuxpolicy
-from . import symbol
-from . import terule
-from . import typeattr
-from . import user