Fixed include guards

The guards at the top of the file didn't actually match each other.
refs #7284

Code/Mantid/Framework/Kernel/inc/MantidKernel/LogFilter.h

 #ifndef MANTID_KERNEL_LOGFILTER_H_
-#define MANTID_KERNEL_LOGFILTER_H
+#define MANTID_KERNEL_LOGFILTER_H_
 
 //----------------------------------------------------------------------
 // Includes

Code/Mantid/Framework/PythonInterface/inc/MantidPythonInterface/api/CloneMatrixWorkspace.h

-#ifndef MANTID_PYTHONINTERFACE_CLONEMATRIXWORKSPACE__H_
+#ifndef MANTID_PYTHONINTERFACE_CLONEMATRIXWORKSPACE_H_
 #define MANTID_PYTHONINTERFACE_CLONEMATRIXWORKSPACE_H_
 /*
   Copyright © 2011 ISIS Rutherford Appleton Laboratory & NScD Oak Ridge National Laboratory