svc: bump supported kernel version

git subrepo push emummc ...

subrepo:
  subdir:   "emummc"
  merged:   "d248ea6f7"
upstream:
  origin:   "https://github.com/m4xw/emummc"
  branch:   "develop"
  commit:   "d248ea6f7"
git-subrepo:
  version:  "0.4.1"
  origin:   "???"
  commit:   "???"

loader: add usb 3.0 enable patches for 19.0.0

kern: support reboot to fatal error on mariko

kern: Perform page table validity pass during KPageTableImpl::InitializeForKernel

kern: fix more page table refactor bugs

kern: first round of page table refactor bug fixes

kern: update KPageTable::Map for new refactor

kern: update ChangePermissions to use new iteration logic

kern: update KPageTable::Finalize for the refactor

kern: use new merge pages api

kern: implement KPageTableImpl merge

kern: continue page table refactor, implement separate/unmap

kern: start KPageTable(Impl) refactor, use array-with-levels for KPageTableImpl

ldr: ProgramInfo is 0x410 now, and fix debug flags for hbl

pm: add new 19.0.0 commands ...

This is functionally correct, but I have no idea what these are meant to represent.
These functions are completely unused on NX.

ns_mitm: update to support new 19.0.0 command

ro: support NROs with read-only first page

kern: invoke supervisor mode thread functions from C++ context with valid stack frame

kern: add note that N ifdef'd out calling HandleException() for EL1 faults

kern: specify allowable ipc client memory attr via inverted-whitelist, not blacklist

kern: add minimum alignment support to KMemoryManager

kern/ldr: add support for --x executables

kern/strat: update for new DebugFlags capability semantics

kern: simplify KProcess max memory calculation

kern: move KTargetSystem into .rodata, split init/verify

kern: fix debug build

kern: allocate all TTBR0 pages during init, use procidx as asid

kern: clear gicd/gicc pointers in KInterruptController::Finalize

kern: fix KMemoryBlock ctor reorder warn