Re: Perf/Benchmark for temporal operations

[Rok Mihevc]

I've opened a PR for temporal benchmarks:
https://github.com/apache/arrow/pull/12997
Please chime in if some more benchmarks are needed.

Results for the first run are here:
https://conbench.ursa.dev/runs/019c6f9cdd82415382280c89be122b58/

Rok