Update test_show_config.py

Author: chipot

tests/session/cmd/test_show_config.py

@@ -124,7 +124,7 @@ def test_pass_env_config_default(tox_project: ToxProjectCreator, stdout_is_atty:
         + ["CC", "CCSHARED", "CFLAGS"]
         + (["COMSPEC"] if is_win else [])
         + ["CPPFLAGS", "CURL_CA_BUNDLE", "CXX", "FORCE_COLOR", "HOME", "LANG"]
-        + ["LANGUAGE", "LDFLAGS", "LD_LIBRARY_PATH"]
+        + ["LANGUAGE", "LDFLAGS", "LD_LIBRARY_PATH", "NETRC"]
         + (["MSYSTEM"] if is_win else [])
         + ["NO_COLOR"]
         + (["NUMBER_OF_PROCESSORS", "PATHEXT"] if is_win else [])