Remove unnecessary parameters

pyproject.toml

@@ -107,17 +107,7 @@ module = ["boltons.*"]
 [tool.pytest.ini_options]
 # https://docs.pytest.org/en/latest/customize.html#pyproject-toml
 testpaths = ["tests/"]
-addopts = [
-    "--durations=10",
-    "--cov-report=term",
-    "--cov-report=xml",
-    # --cov-config=pyproject.toml : is specified at CLI level instead of letting coverage find it because of this bug:
-    # https://github.com/nedbat/coveragepy/issues/512#issuecomment-399707938
-    # https://github.com/pytest-dev/pytest-cov/issues/168#issuecomment-327533847
-    # https://github.com/pytest-dev/pytest-cov/issues/243
-    "--cov-config=pyproject.toml",
-    "--cov=mail_deduplicate",
-]
+addopts = ["--durations=10", "--cov-report=term", "--cov-report=xml"]
 # Make sure tests that are expected to fail do not resurect and start working all of a sudden.
 xfail_strict = true