gdal/dxf_fuzzer: Bad-cast to OGRFeatureOGRDXFLayer::GetNextUnfilteredFeature in OGRDXFLayer::GetNextFeature

Project: https://github.com/OSGeo/gdal.git Detailed report: https://oss-fuzz.com/testcase?key=6126413141770240 Project: gdal Fuzzer: libFuzzergdaldxffuzzer Fuzz target binary: dxffuzzer Job Type: libfuzzerubsangdal Platform Id: linux Crash Type: Bad-cast Crash Address: 0x000007e3bb30 Crash State:...