use quotes for local headers

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I95f247bd17cffab8b9ef3337f48336f8d7059c2d
diff --git a/src/HwmonTempSensor.cpp b/src/HwmonTempSensor.cpp
index d4ed57f..dd6ba7c 100644
--- a/src/HwmonTempSensor.cpp
+++ b/src/HwmonTempSensor.cpp
@@ -14,9 +14,10 @@
 // limitations under the License.
 */
 
+#include "HwmonTempSensor.hpp"
+
 #include <unistd.h>
 
-#include <HwmonTempSensor.hpp>
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/date_time/posix_time/posix_time.hpp>
@@ -151,4 +152,4 @@
 void HwmonTempSensor::checkThresholds(void)
 {
     thresholds::checkThresholds(this);
-}
\ No newline at end of file
+}