Q4.2023

Release notes:

1. Low-latency techniques (#33, authored by Mark Dawson)
2. New section about data dependency chains
3. Updated the chapter about Front-End bound optimizations (now with pretty images), expanded the section about PGO and BOLT (thanks to @aaupov).
4. Major update of the PMU chapter. Including performance monitoring features of AMD and ARM-based processors. (WIP)
5. A LOT of proofreading comments (thanks to Ciaran).