Provide query library functions for computing differences and sort order

[deephaven-internal]

This issue was auto-generated

PR: deephaven/deephaven-core#5151
Author: chipkent

Original PR Body

Query library functions for:

1. Computing array differences
2. Returning sort order

Resolves #5101
Resolves #3413

[jjbrosnan]

This probably only requires updating our auto-imported methods guide. With 0.34 now out, I should add that to my todo list for the week