buffer_cache,texture_cache: Misc fixups from the memory reaper

libusb: Apple is a POSIX system

services: Misc. minor changes for latest SDK update.

Fixes a regression unintentionally introduced by the garbage collector.
This makes regular memory downloads only flush the requested sizes.

This negatively affected Koei Tecmo games.

Enforce implicit integer casts to a smaller type as errors.

vulkan_device: Make device memory match the rest of the file

Match the style in the file.

astc: Various robustness enhancements for the gpu decoder

common: Replace common_sizes into user-literals

- TIPC does not use this.

- This is used by the latest update of Doom Eternal.

- This is used by the latest update of Doom Eternal.

- This is used in fw 12.x.x games.

Removes common_sizes.h in favor of having `_KiB`, `_MiB`, `_GiB`, etc
user-literals within literals.h.

To keep the global namespace clean, users will have to use:

```
using namespace Common::Literals;
```

to access these literals.

general: Add missing #pragma once directives

* Add missing includes

* Add array

externals: Update fmt to 8.0.0

[audout] Implement GetAudioOutPlayedSampleCount

Also removes some deprecated API usages.

maxwell3d: Add missing return in default SizeInBytes() case

We were returning '1' in ComponentCount()'s default case but were
neglecting to do the same with SizeInBytes().

GPU: Implement a garbage collector for GPU Caches (project Reaper+)

Keeps us up to date with the latest major release.

Also allows compilers that support it to perform compile-time format
string checking.

bootmanager: Use std::stop_source for stopping emulation

Simple resizing of Per-Game configuration window and removal of useless Help question mark button in the title bar

common/detached_tasks: Wait for tasks before shutting down

input_common/mouse_input: Fix data race

npad: Fix data race when updating devices

Simple resizing of the Per-Game configuration window and removal of useless Help question mark button in the title bar