Apply clang format

VelodyneHDL/PacketFileSender.cxx

VelodyneHDL/Testing/TestPositionReader.cxx

VelodyneHDL/Testing/TestReader.cxx

VelodyneHDL/Testing/TestSensor.cxx

VelodyneHDL/pqVelodyneHDLSource.h

VelodyneHDL/pqVelodyneManager.cxx

VelodyneHDL/pqVelodyneManager.h

VelodyneHDL/vtkApplanixPositionReader.cxx

VelodyneHDL/vtkApplanixPositionReader.h

VelodyneHDL/vtkDataPacket.h

VelodyneHDL/vtkLASFileWriter.cxx

VelodyneHDL/vtkPacketFileReader.h

VelodyneHDL/vtkPacketFileWriter.cxx

VelodyneHDL/vtkPacketFileWriter.h

VelodyneHDL/vtkPlaneFitter.cxx

VelodyneHDL/vtkPlaneFitter.h

VelodyneHDL/vtkProcessingSample.cxx

VelodyneHDL/vtkProcessingSample.h

VelodyneHDL/vtkRollingDataAccumulator.cxx

VelodyneHDL/vtkRollingDataAccumulator.h