Update cassandra

Changes:

- https://github.com/docker-library/cassandra/commit/9cb81d5: Update 4.0 to 4.0-beta3
- https://github.com/docker-library/cassandra/commit/6fbb6ce: Update 3.11 to 3.11.9
- https://github.com/docker-library/cassandra/commit/32e0b2d: Update 3.0 to 3.0.23
- https://github.com/docker-library/cassandra/commit/cb366dd: Update 2.2 to 2.2.19

library/cassandra

@@ -4,24 +4,24 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/cassandra.git
 
-Tags: 4.0-beta2, 4.0
+Tags: 4.0-beta3, 4.0
 Architectures: amd64, arm32v7, arm64v8, ppc64le
-GitCommit: ac677624ce2dd33c995a55755a2a1dc9918b9a4e
+GitCommit: 9cb81d5e734b89af2df9e5636e0c207c5f4609e5
 Directory: 4.0
 
-Tags: 3.11.8, 3.11, 3, latest
+Tags: 3.11.9, 3.11, 3, latest
 Architectures: amd64, arm64v8, ppc64le
-GitCommit: ac677624ce2dd33c995a55755a2a1dc9918b9a4e
+GitCommit: 6fbb6ce475a028c26cd22ac91377887ce453910f
 Directory: 3.11
 
-Tags: 3.0.22, 3.0
+Tags: 3.0.23, 3.0
 Architectures: amd64, arm64v8, ppc64le
-GitCommit: ac677624ce2dd33c995a55755a2a1dc9918b9a4e
+GitCommit: 32e0b2dc80fa6d3e67da635b379cdf0620728143
 Directory: 3.0
 
-Tags: 2.2.16, 2.2, 2
+Tags: 2.2.19, 2.2, 2
 Architectures: amd64, ppc64le
-GitCommit: ac677624ce2dd33c995a55755a2a1dc9918b9a4e
+GitCommit: cb366dd5fdac8654cd6ecab5b97419664a72cde7
 Directory: 2.2
 
 Tags: 2.1.22, 2.1