Add support for logging DSP events in HTP (#1478)

Summary:
Pull Request resolved: https://github.com/pytorch/executorch/pull/1478

Currently we're only logging QNN events in HTPEventTracer. With this diff we also add support for logging any DSP profiling events too.

Reviewed By: sxu, Jack-Khuu

Differential Revision: D52297684

fbshipit-source-id: 4f627d9c563ee280fedd5c36dd608a06a0fb8fe9