buffer_cache, maxwell_dma: Minor refactoring and code fixes

style: Remove extra space preceding the :: operator

gl_texture_cache: Unify BGR copy passes using PBOs

Fixed invalid iterator usage

audin_u: stub Start, RegisterBufferEvent, AppendAudioInBufferAuto

Hide XInput bypass on non-Windows OSes

vk_texture_cache: Disable cube compatibility flag on non-mesa AMD GCN4 and earlier

Update function tables to FW 13.0.0

video_core: Fix jthread related hangs when stopping emulation

service: bsd: Stub Read

- Used by Diablo II: Resurrected

service: bsd: Implement Read

- Used by Diablo II: Resurrected

general: Update style to clang-format-12

common/uuid: Add validity checking functions to interface

Fix "Unknown C standard control flag" warning

jthread on some compilers is more picky when it comes to the order in which objects are destroyed.

Fixes rainbow textures on BOTW.

Debug Config Ui: Clean-up and nits

Tas configure ui nits

The default constructor of UUID doesn't initialize its data members, so
we need to directly initialize it to be invalid.

Given we have a function to invalidate, we should also have ones to
query the validity. Also makes the code more straightforward to read.

Remove redundent label, rearange checkboxs to keep same 3 per column layout, remove unneeded properties.

Numerize names, remove unneeded properties and spacer.

vk_swapchain: Use immediate present mode when mailbox is unavailable and FPS is unlocked

Spir-V: Rescale the frag depth to 0,1 mode when -1,1 mode is used in Vulkan.