[0.4.8][WPP] Mute 3 MSVC2010SP1 x86 dbg warnings C4146 CORE-18104

[0.4.8][WPP] Mute 3 MSVC2010SP1 x86 dbg warnings C4146 CORE-18104

warnings can be observed with MSVC 2010SP1 (16.0.40219.1) x86 target in dbg configuration:
[7441/11751] Building C object sdk\tools\wpp\CMakeFiles\wpp.dir\ppl.yy.c.obj
[7442/11751] Building C object sdk\tools\wpp\CMakeFiles\wpp.dir\ppy.tab.c.obj
ppy.y(402) : warning C4146: unary minus operator applied to unsigned type, result still unsigned
ppy.y(402) : warning C4146: unary minus operator applied to unsigned type, result still unsigned
ppy.y(402) : warning C4146: unary minus operator applied to unsigned type, result still unsigned

partial pick from: 0.4.13-dev-132-g f47f45dbdd68e21ec7ab283877cbd139f418c804

Yes the /wd4244 wasn't really necessary for x86, but only for x64,
but taking it with me as well synced the file to 100%.