Make Python path warning say what it means to say (#69669)

lib/ansible/executor/interpreter_discovery.py

@@ -156,7 +156,7 @@ def discover_interpreter(action, interpreter_name, discovery_mode, task_vars):
     if not is_silent:
         action._discovery_warnings \
             .append(u"Platform {0} on host {1} is using the discovered Python interpreter at {2}, but future installation of "
-                    u"another Python interpreter could change this. See {3} "
+                    u"another Python interpreter could change the meaning of that path. See {3} "
                     u"for more information."
                     .format(platform_type, host, found_interpreters[0],
                             get_versioned_doclink('reference_appendices/interpreter_discovery.html')))

test/units/executor/test_interpreter_discovery.py

@@ -70,7 +70,7 @@ def test_discovery_interpreter_non_linux():
     assert len(mock_action.method_calls) == 2
     assert mock_action.method_calls[1][0] == '_discovery_warnings.append'
     assert u'Platform darwin on host host-fóöbär is using the discovered Python interpreter at /usr/bin/python, ' \
-           u'but future installation of another Python interpreter could change this' \
+           u'but future installation of another Python interpreter could change the meaning of that path' \
            in mock_action.method_calls[1][1][0]