SensorService: delete unused include.

Test: compiles
Change-Id: I2b44e3734c9919ea156124f5a0306d7f52996f5e
diff --git a/services/sensorservice/SensorDeviceTreble.cpp b/services/sensorservice/SensorDeviceTreble.cpp
index 62a8dd0..66b0f5a 100644
--- a/services/sensorservice/SensorDeviceTreble.cpp
+++ b/services/sensorservice/SensorDeviceTreble.cpp
@@ -20,7 +20,6 @@
 #include <sys/types.h>
 
 #include <android-base/logging.h>
-#include <hidl/ServiceManagement.h>
 #include <utils/Atomic.h>
 #include <utils/Errors.h>
 #include <utils/Singleton.h>