kernel: Fix "Load of value 102, which is not a valid value for type '…

…Code'" from UBSan

Merge pull request Vita3K#715 from scribam/clang-10

Clang 10 compatibility

shaders-db: Remove submodule

io: Check if the directory exists before to write the file

gui: fix double view on app context.

external: Update SPIRV-Cross to version 2020-05-19

modules/SceSysmem: fix crash if not found block for this uid:

io: Check if the std_file exists before to use it

pup: Decrypt firmware apps

renderer/texture: Don't warn for YUV/YVU(420P3). (Vita3K#708)