Add LTO support to build system (currently broken) #71

Job	Run time
Build & Test (gcc-13, Release)	52s
Code Quality Checks	1m 3s
Build & Test (gcc-13, Debug)	49s
Performance Regression Check	1m 36s
Sanitizer Tests (ASAN + UBSAN)	37s
Build & Test (clang-15, Debug)	43s
Build & Test (clang-15, Release)	34s
Build Summary	2s
	6m 16s

Provide feedback