fixed compile error in urdf

(cherry picked from commit 9389ecac)

VirtualRobot/Import/URDF/SimoxURDFFactory.cpp

@@ -38,7 +38,7 @@ namespace VirtualRobot
         urdf::ModelInterfaceSharedPtr urdf_model = urdf::parseURDFFile(filename.c_str());
 
         std::filesystem::path filenameBaseComplete(filename);
-        std::filesystem::path filenameBasePath = filenameBaseComplete.branch_path();
+        std::filesystem::path filenameBasePath = filenameBaseComplete.parent_path();
         std::string basePath = filenameBasePath.string();
 
         if (!urdf_model)

VirtualRobot/examples/loadURDFRobot/loadURDFobot.cpp

@@ -33,7 +33,7 @@ int main(int argc, char* argv[])
     // load model from file and convert it to the simox robot format
     RobotPtr r = f.loadFromFile(urdfFile);
 
-    std::string outPath = std::filesystem::initial_path().generic_string();
+    std::string outPath = std::filesystem::current_path().generic_string();
     cout << "Saving converted file to " << outPath << "/urdf_output.xml..." << endl;
 
     RobotIO::saveXML(r, "urdf_output.xml", outPath);