kern/util: use custom atomics wrapper to substantially improve codegen

kern: update scheduler for 13.0.0 change, fix some ctz/clz bugs

ams: improve offsetof style consistency

util: improve (and use) offsetof that's """standard compliant"""

constexpr: resign ourselves to gcc dropping void -> T support

kern/util: update structure layouts to match Nintendo (saves 0x10 per KThread/KSession)

util: fix consteval CountTrailingZeroes impl

ams: bump api verrsion pre-emptively to 1.2.0

loader: refactor ro manager/improve accuracy

spl: refactor for accuracy/move into libstrat

svc: use m_ for member variables

exo/vapours: refactor member variables to m_ over this->

ams: replace most remaining operator & with std::addressof

settings: implement KeyValueStore (#1659) ...

* settings: implement KeyValueStore and dependencies

* settings: update KeyValueStore for recent refactoring

* settings: address feedback

libstrat: enable -Wextra, -Werror ...

This caught an embarrassingly large number of bugs.

svc: refactor/rename MemoryInfo fields

strat: remove map namespace, svc: add address space defs

strat: prefer os::NativeHandle to Handle/svc::Handle where sensible

strat: use svc:: over ::svc

ams: the copyright^H^H^H^H^H^H^Hmplex plane is the algebraic closure of the reals

result: improve Includes codegen

ams-libs: AMS_ASSERT no longer invokes expression

kern: use util::BitFlagSet for capability flags

ams: bump version to 1.1.1

svc: bump supported version

kern/svc: implement IoPool/Region svc support

svc/kern/dd: remove MapDeviceAddressSpace()

kern: add new KMemoryState

kern: update GetInfo logic for tick count InfoTypes

ncm: skeleton new commands