* PKG: libretro-pcsx_rearmed:
- update to f49a4c
- new optimize patches (adjust core options)
- use D/L submodules
* BOARD: add musl PGO data for `libretro-pcsx_rearmed`
* BOARD: update uclibc PGO data `lr-pcsx_rearmed`
- and change from https to git site method
- rm dubious sed cmd
* PKG: lr-pcsx_rearmed: PATCH add Interlace mode
* [BOARD] don't use "preserve-paths" in srcname of profiling *.gcda data
update PGO optimized libretro cores to not use `-fprofile-dir=path`
* [PACKAGE] optionize PGO optimized builds
PROFILE=
0 - don't use PGO
YES - generate data at runtime
APPLY - apply optimization at compilation step