patch 8.1.0183: Lua API changed, breaking the build

Problem:    Lua API changed, breaking the build.
Solution:   Adjust prototype of lua_rawgeti(). (Ken Takata,
            closes #3157, closes #3144)

src/version.c

@@ -789,6 +789,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    183,
 /**/
     182,
 /**/