MFH: r564834

databases/cassandra3: Update to 3.11.10

Changes: https://gitbox.apache.org/repos/asf?p=cassandra.git;a=blob_plain;f=CHANGES.txt;hb=refs/tags/cassandra-3.11.10

PR: 253312
Submitted by: Angelo Polo <language.devel AT gmail DOT com> (maintainer)
Approved by: portmgr blanket