Stop pinning tomli version for tests-require

Sam Hames · Sam Hames · commit 1ebbaf76a001 · 2022-02-03T11:29:58.000+10:00
This was to work around a temporary issue with black. Pinning
prevented using the latest black version, which is the first
stable version.
diff --git a/setup.py b/setup.py
@@ -29,7 +29,7 @@
             "pytest-black",
             "python-dotenv",
             "pytz",
-            "tomli<2.0.0,>=0.2.6",
+            "tomli",
         ],
         entry_points={
             "console_scripts": [
