[1381] minor editorial nits in docstring

src/lib/python/isc/bind10/tests/component_test.py

@@ -421,7 +421,7 @@ class ComponentTests(BossUtils, unittest.TestCase):
     def test_pid_not_running(self):
         """
         Test that a componet that is not yet started doesn't have a PID.
-        But it won't failed if asked for and returns None.
+        But it won't fail if asked for and return None.
         """
         for component_type in [Component,
                                isc.bind10.special_component.SockCreator,