fix typo in eglibc configuration file

SVN-Revision: 17746

toolchain/eglibc/config/Config.in

@@ -157,7 +157,7 @@ config EGLIBC_OPTION_EGLIBC_DB_ALIASES
    bool "Functions for accessing the mail aliases database"
    default y
    help
-       This option group includues functions for looking up mail
+       This option group includes functions for looking up mail
        aliases in '/etc/aliases' or using nsswitch.  It includes the
        following functions: