add SPDX-License-Identifier and DCO information

this includes my personal signoff on the MAINTAINERS.md for DCO purposes

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

tests/conftest.py

@@ -1,4 +1,7 @@
-"""Create the test app and other fixtures."""
+"""Create the test app and other fixtures.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 import os
 
 import pytest

tests/functional_markdown_tests.py

@@ -1,4 +1,7 @@
-"""Test graphviz functionality."""
+"""Test graphviz functionality.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 import os
 
 from incorporealcms import create_app

tests/functional_tests.py

@@ -1,4 +1,7 @@
-"""Test page requests."""
+"""Test page requests.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 import re
 from unittest.mock import patch
 

tests/instance/config.py

@@ -1,4 +1,7 @@
-"""Configure the test application."""
+"""Configure the test application.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 
 LOGGING = {
     'version': 1,

tests/test_factory.py

@@ -1,4 +1,7 @@
-"""Test basic configuration stuff."""
+"""Test basic configuration stuff.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 import os
 
 from incorporealcms import create_app

tests/test_pages.py

@@ -1,4 +1,7 @@
-"""Unit test helper methods."""
+"""Unit test helper methods.
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+"""
 import os
 
 import pytest