export xdc_rep_utils:sanitize_url/1

Change-Id: I36a4e63106223efcff268d88d944101e80f315f9
Reviewed-on: http://review.couchbase.org/40363
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Reviewed-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>