Update glog path

Change-Id: I47a69cb267c71a9f8f3350c4f645e8cf83e44cc9

include/ceres/numeric_diff_cost_function.h

diff --git a/include/ceres/numeric_diff_cost_function.h b/include/ceres/numeric_diff_cost_function.h
index 020d085..6c44b58 100644
--- a/include/ceres/numeric_diff_cost_function.h
+++ b/include/ceres/numeric_diff_cost_function.h
@@ -148,13 +148,13 @@
 #ifndef CERES_PUBLIC_NUMERIC_DIFF_COST_FUNCTION_H_
 #define CERES_PUBLIC_NUMERIC_DIFF_COST_FUNCTION_H_
 
-#include <glog/logging.h>
 #include "Eigen/Dense"
 #include "ceres/cost_function.h"
 #include "ceres/internal/numeric_diff.h"
 #include "ceres/internal/scoped_ptr.h"
 #include "ceres/sized_cost_function.h"
 #include "ceres/types.h"
+#include "glog/logging.h"
 
 namespace ceres {