patch 8.1.1130: MS-Windows: warning for unused variable

Problem:    MS-Windows: warning for unused variable.
Solution:   Remove the variable.

Author: brammool

src/evalfunc.c

@@ -9196,7 +9196,6 @@ f_readdir(typval_T *argvars, typval_T *rettv)
     int		i;
 #ifdef MSWIN
     char_u		*buf, *p;
-    WIN32_FIND_DATA	fb;
     int			ok;
     HANDLE		hFind = INVALID_HANDLE_VALUE;
     WIN32_FIND_DATAW    wfb;

src/version.c

@@ -771,6 +771,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1130,
 /**/
     1129,
 /**/