add: [test] Basic test for AttributeValidationTool
add: [test] Basic test for AttributeValidationTool

SteveClement/MISP,SteveClement/MISP,SteveClement/MISP,SteveClement/MISP,MISP/MISP,MISP/MISP,MISP/MISP,SteveClement/MISP,MISP/MISP,MISP/MISP