fix: undefined name 'original_find_module'

pynvim/compat.py:24:12: F821 undefined name 'original_find_module'

regression from eaa862d

Author: justinmk

pynvim/compat.py

@@ -21,6 +21,7 @@ def find_module(fullname, path):  # type: ignore
             else:
                 newpath.append(element)
         path = newpath
+    from imp import find_module as original_find_module
     return original_find_module(fullname, path)
 
 

pynvim/plugin/host.py

@@ -10,7 +10,6 @@
 from typing import Any, Sequence
 
 from pynvim.api import Nvim, decode_if_bytes, walk
-from pynvim.compat import find_module
 from pynvim.msgpack_rpc import ErrorResponse
 from pynvim.plugin import script_host
 from pynvim.util import format_exc_skip, get_client_info