Update release date for the package
Update release date for the package

Change-Id: Ib10615a2f64a52eb0a154e65b2ad29bc19836fbd
Reviewed-on: http://review.couchbase.org/29334
Reviewed-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>
Tested-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>

couchbase/php-ext-couchbase,couchbase/php-ext-couchbase,couchbase/php-ext-couchbase,couchbase/php-ext-couchbase,couchbase/php-ext-couchbase