Integrate new result macros. (#1780) ...

* result: try out some experimental shenanigans

* result: sketch out some more shenanigans

* result: see what it looks like to convert kernel to use result conds instead of guards

* make rest of kernel use experimental new macro-ing

sm/tipc: minor cleanup

ams: allow bootloader to merely approximate correct target firmware

strat: use m_ for member variables

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

strat: refactor address taking of form &var[...]

strat: use ams::Main() instead of main(argc, argv)

strat: build sysmodules with -Wextra/-Werror

strat: use sf::NativeHandle for ipc templating

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

pm/cfg: simplify initial process id range logic

strat: automatic program id detection

os: adopt multiwait naming over waitable

pm: implement newer-N-pm's dynamic resource logic

stratosphere: use SdkMutex/SdkRecursiveMutex over Mutex

stratosphere: grant access to SynchronizePreemptionState

fusee: fix buildsystem, rename secondary -> package3

ams-1.0.0: meso no longer optional, remove conditional logic

pm: account for 12.0.0 resource limit changes

strat: no longer materially constrained by sm session limit

strat: changes for sm tipc (boots 11.0.1, now)

ams: prefer construct_at/destroy_at over placement new/explicit destructor

ams: remove TYPED_STORAGE() macro in favor of template

result: always prefer diag::Abort to fatal

strat: update for revised libnx weak alloc funcs

pm: update for new sf semantics

ro: update for new sf semantics

pm: since 9.0.0, exceptions are signaled only once