Add test_temp.py to get the test suite run and passing on Github CI.

Part of the work to get the boilerplate directories and files added to
the package project.

Will delete once real tests have been added.

Author: AlanDonohoe

tests/test_temp.py

@@ -0,0 +1,4 @@
+# Temp test to get the test suite run and passing on Github CI
+# TODO: delete when actual tests have been added
+def test_temp():
+    assert 1 + 1 == 2