bpo-45753: Interpreter internal tweaks (GH-29575)

bpo-45753: Interpreter internal tweaks (GH-29575)

* Split exit paths into exceptional and non-exceptional.

* Move exit tracing code to individual bytecodes.

* Wrap all trace entry and exit events in macros to make them clearer and easier to enhance.

* Move return sequence into RETURN_VALUE, YIELD_VALUE and YIELD_FROM. Distinguish between normal trace events and dtrace events.