Change external project to YOCTO

Allow out of tree builds so we can get CI running on
this repo.

Change-Id: Ica836320eca879fbc49d494d35a552525b99fab2
Signed-off-by: James Feist <james.feist@linux.intel.com>
diff --git a/tests/test_HwmonTempSensor.cpp b/tests/test_HwmonTempSensor.cpp
index a618720..f8efcc4 100644
--- a/tests/test_HwmonTempSensor.cpp
+++ b/tests/test_HwmonTempSensor.cpp
@@ -1,7 +1,8 @@
 #include <HwmonTempSensor.hpp>
 #include <dbus/connection.hpp>
-#include <nlohmann/json.hpp>
 #include <fstream>
+#include <nlohmann/json.hpp>
+
 #include "gtest/gtest.h"
 
 TEST(HwmonTempSensor, TestTMP75)