Update method summary.

Author: mdmintz

help_docs/method_summary.md

@@ -18,7 +18,7 @@ self.click_chain(selectors_list, by=By.CSS_SELECTOR,
 
 self.is_link_text_present(link_text)
 
-self.get_link_text_attribute(link_text, attribute)
+self.get_link_attribute(link_text, attribute, hard_fail)
 
 self.wait_for_link_text_present(link_text, timeout=settings.SMALL_TIMEOUT)