Try fixing lowest supported tests

Author: znicholls

tests/integration/test_cli.py

@@ -14,7 +14,11 @@
 from openscm_zenodo.cli.app import app
 from openscm_zenodo.zenodo import ZenodoDomain, ZenodoInteractor, retrieve_metadata
 
-runner = CliRunner()
+try:
+    runner = CliRunner(mix_stderr=False)
+except TypeError:
+    # New typer version, no mix_stderr argument
+    runner = CliRunner()
 
 
 @pytest.mark.zenodo_token