fs: allocations with mutex held must be unsafe

fs: implement newer allocator templates

fssrv: skeleton server manager setup/registration

fssrv: add placeholder for ipc interface

fs: add skeleton dir for sysmodule code ...

Please note this isn't likely to immediately be the active ams project.

kern: fix syntax in audit statement

strat: add missing semicolon

lib: add missing semicolon

build: remove unnecessary g-dwarf4 flags

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

typofix: boogaloo: electric.

fix typo-bug in HierarchicalSha256Storage::Read

docs: add changelog for 1.2.6

git subrepo push libraries ...

subrepo:
  subdir:   "libraries"
  merged:   "0d161b858"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "0d161b858"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"

ams: first attempt at 13.2.1 support

kern: add missing debug mode check to WriteDebugProcessMemory

ams: deduplicate static initialization logic

kern: fix vi devicename missing in HsSupported device list

sf/cmif: optimize dispatch table walk to use binary search over linear search

git subrepo push libraries ...

subrepo:
  subdir:   "libraries"
  merged:   "c4d0335b7"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "c4d0335b7"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"

bump version to 1.2.5, fix enum for 13.2.0

git subrepo push libraries ...

subrepo:
  subdir:   "libraries"
  merged:   "b670c079f"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "b670c079f"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"

ams/hos: add enum support for 13.2.0

ldr_embedded_usb_patches: add support for HOS 13.0.0 and 13.1.0 + remove superfluous comments. (#1718)

kern: correct TotalUserPhysicalMemorySize (closes #1710)

kern: be a little more consistent about pragma GCC location

test/svc: add test for thread create

test/svc: add test for thread pinning/SynchronizePreemptionState

unit testing: catch -> doctest (faster compile, thread-safe)

sm/tipc: ensure technical-correctness of sins (no page cost)