arrow

GH-36070: [Go][Flight] Add Flight Client Cookie Middleware (#36071)



### Rationale for this change
See https://github.com/apache/arrow-adbc/issues/716

### What changes are included in this PR?
`NewClientCookieMiddleware` function is added to the Flight package which returns a `ClientMiddleware` which can be used with flight and flightsql clients.

### Are these changes tested?
Yes.

### Are there any user-facing changes?
No.

* Closes: #36070

Authored-by: Matt Topol <zotthewizard@gmail.com>
Signed-off-by: Matt Topol <zotthewizard@gmail.com>