Add support for vector CQL data type

[msmygit]

Both Astra DB and DSE 7.0 (public preview as of this writing) already supports vector as a CQL data type and OSS C* will soon support the same via CEP-30. CDC source connector should begin supporting this.

[msmygit]

On Nov 6, 2023 5.0-alpha2 got released which contains support for vector

[msmygit]

and... datastax/dse-server:7.0.0-alpha.2 which also got released 2 days back on Nov 13, 2023.

[eolivelli]

In AVRO the data type MUST be ARRAY, this is for compatibility of Astra CDC