sys_path_with_modifications: append local file

This fixes "goto" preferring a local module instead of a global one.

Fixes https://github.com/davidhalter/jedi/issues/995.

jedi/evaluate/imports.py

@@ -266,7 +266,7 @@ class Importer(object):
             # Since we know nothing about the call location of the sys.path,
             # it's a possibility that the current directory is the origin of
             # the Python execution.
-            sys_path_mod.insert(0, os.path.dirname(self.file_path))
+            sys_path_mod.append(os.path.dirname(self.file_path))
 
         return in_path + sys_path_mod