Aaron Ploetz website_and_docs last 3 years

a69b82d6b7f3f39b5ccda572335f0c76ee0cb1fb | Author: mck <mck@apache.org>
 | 2023-11-04 22:02:56+01:00

    Update cassandra-summit-banner-1000x250.png with latest image details
    
     ref: https://the-asf.slack.com/archives/C01RY1LUPD5/p1699173000132599
    
    Co-authored-by: Aaron Ploetz <aaronploetz@gmail.com>