isdigit issue when building against Nvidia 24.08

[ryanknightley]

Not really sure how to fix this, build instructions seem pretty straightforward, but I am new to compiling from src.

<ROOTFILEPATH>\usdtweak\src\UsdHelpers.cpp(10): error C2672: 'std::isdigit': no matching overloaded function found [<ROOTFILEPATH>\usdtweak\build\usdtweak.vcxproj]
<ROOTFILEPATH>\usdtweak\src\UsdHelpers.cpp(10): error C2780: 'bool std::isdigit(_Elem,const std::locale &)': expects 2 a
rguments - 1 provided [<ROOTFILEPATH>\usdtweak\build\usdtweak.vcxproj]
  C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.16.27023\include\locale(218): note: see decl
  aration of 'std::isdigit'