Fix case sensitivity in PNG chunk identifiers - #23

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/upload-artifact@v4, microsoft/setup-msbuild@v2, SpecialKO/GA-setup-cpp-n20@master. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

^ [D:\a\SKIV\SKIV\SKIV.vcxproj]

rgb.rowBytes = pOutputImage->rowPitch; [D:\a\SKIV\SKIV\SKIV.vcxproj]

'=': conversion from 'size_t' to 'uint32_t', possible loss of data [D:\a\SKIV\SKIV\SKIV.vcxproj]

^ [D:\a\SKIV\SKIV\SKIV.vcxproj]

rgb.rowBytes = pOutputImage->rowPitch; [D:\a\SKIV\SKIV\SKIV.vcxproj]