Tests: In CTestTest2 configure KWSys encoding to match CMake
During configuration of KWSys by CMake we write UTF-8 content to a string used by KWSys tests. Tell KWSys to interpret it as UTF-8 instead of the ANSI code page.
During configuration of KWSys by CMake we write UTF-8 content to a string used by KWSys tests. Tell KWSys to interpret it as UTF-8 instead of the ANSI code page.