GitHub Action: Compile error

src/artnetnodehandleaddress.cpp: In member function 'void ArtNetNode::HandleAddress()':
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src/artnetnodehandleaddress.cpp:374:55: error: conversion from 'int' to 'uint8_t' {aka 'unsigned char'} may change value [-Werror=conversion]
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  374 |   nPort = static_cast<uint8_t>(nPage * ArtNet::PORTS) + (pArtAddress->Command & 0x3);
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      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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cc1plus: all warnings being treated as errors
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make[1]: *** [../firmware-template-h3/lib/Rules.mk:118: build_h3/src/artnetnodehandleaddress.o] Error 1
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make[1]: Leaving directory '/home/runner/work/rpidmx512/rpidmx512/lib-artnet'
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make: *** [../firmware-template-h3/Rules.mk:210: ../lib-artnet] Error 2
vanvught / rpidmx512

GitHub Action: Compile error #220
