Setting collations need adjustment

[dveeden]

Follow-up for #860

See also:

• https://gitlab.com/wireshark/wireshark/-/merge_requests/15539
• https://bugs.mysql.com/bug.php?id=114818 / http://github.com/mysql/mysql-server/pull/541
• https://bugs.mysql.com/bug.php?id=114857 / http://github.com/mysql/mysql-connector-python/pull/96
• https://bugs.mysql.com/bug.php?id=114832

What is needed is that we set the collation in the handshake as 1 byte if the collation <=255 and that we send a SET NAMES ... COLLATE ... if the collation >255.

cc @lance6716 @dvilaverde

[dvilaverde]

I hope #865 addresses this issue.

[dveeden]

Thanks @dvilaverde !