[Docs][Java] Add documentation page for Flight SQL JDBC driver

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Reporter: David Li / @lidavidm
Assignee: David Li / @lidavidm

PRs and other links:

• GitHub Pull Request #14137

_{Note: This issue was originally created as ARROW-17732. Please see the migration documentation for further details.}

[asfimport]

David Li / @lidavidm:
Issue resolved by pull request 14137
#14137