ENH: use non-const  string to correct error  in test VectorDataRendering
ENH: use non-const  string to correct error  in test VectorDataRendering

orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB