map windows codepage 936 to python encoding cp936 (#66)

Author: mshannon-sil

machine/corpora/corpora_utils.py

@@ -192,7 +192,7 @@ def _get_verse_num(verse_str: str) -> int:
     874: "cp874",
     875: "cp875",
     932: "cp932",
-    936: "gb2313",
+    936: "cp936",
     949: "cp949",
     950: "cp950",
     1026: "cp1026",