beremiz

Tests: fix OPC-UA test when run from repo.
wxPython4
2022-10-11, Edouard Tisserant
db3ea47b0d0b
Tests: fix OPC-UA test when run from repo.

project_files directory isn't commited because empty,
test fails if project_files is missing.
<?xml version='1.0' encoding='utf-8'?>
<BaseParams Name="c_code" IEC_Channel="1"/>