Revert "ecore_file: use win api for delete folder"

It was mistake, rmdir work correct, problem was fixed in commit
56c202614b

This reverts commit 5e25b8037c.

src/lib/ecore_file/ecore_file.c

@@ -296,11 +296,7 @@ ecore_file_mksubdirs(const char *base, const char **subdirs)
 EAPI Eina_Bool
 ecore_file_rmdir(const char *dir)
 {
-#ifdef _WIN32
-   if (RemoveDirectory(dir) < 0) return EINA_FALSE;
-#else
    if (rmdir(dir) < 0) return EINA_FALSE;
-#endif /* _WIN32 */
    return EINA_TRUE;
 }