databases/cassandra2: update 2.0.10 -> 2.1.1

- Delete obsolete patch

PR:		194698
Submitted by:	Aleksey Ovcharenko <admins@perceptyx.com>
Approved by:	mentors (implicit)


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372507 35697150-7ecd-e111-bb59-0022644237b5