Remove extra docstring line

Author: loic-simon

Lib/_pyrepl/_module_completer.py

@@ -43,10 +43,7 @@ def __init__(self, namespace: Mapping[str, Any] | None = None) -> None:
         self._curr_sys_path: list[str] = sys.path[:]
 
     def get_completions(self, line: str) -> list[str] | None:
-        """Return the next possible import completions for 'line'.
-
-        If 'line' is not an import statement, return None.
-        """
+        """Return the next possible import completions for 'line'."""
         result = ImportParser(line).parse()
         if not result:
             return None