dbus-sdr: update attribute naming rules

update sensor command names to use `Lower Camel Case`.

Change-Id: I1c21591e8dccee62f41841f2889bda205c2a5e8b
Signed-off-by: George Liu <liuxiwei@ieisystem.com>
diff --git a/dbus-sdr/sdrutils.cpp b/dbus-sdr/sdrutils.cpp
index 9523593..7bfa1ed 100644
--- a/dbus-sdr/sdrutils.cpp
+++ b/dbus-sdr/sdrutils.cpp
@@ -50,7 +50,7 @@
                                      SensorEventTypeCodes::threshold)},
          {"fan_pwm", std::make_pair(SensorTypeCodes::fan,
                                     SensorEventTypeCodes::threshold)},
-         {"intrusion", std::make_pair(SensorTypeCodes::physical_security,
+         {"intrusion", std::make_pair(SensorTypeCodes::physicalSecurity,
                                       SensorEventTypeCodes::sensorSpecified)},
          {"processor", std::make_pair(SensorTypeCodes::processor,
                                       SensorEventTypeCodes::sensorSpecified)},
@@ -58,7 +58,7 @@
                                   SensorEventTypeCodes::threshold)},
          {"memory", std::make_pair(SensorTypeCodes::memory,
                                    SensorEventTypeCodes::sensorSpecified)},
-         {"state", std::make_pair(SensorTypeCodes::power_unit,
+         {"state", std::make_pair(SensorTypeCodes::powerUnit,
                                   SensorEventTypeCodes::sensorSpecified)},
          {"buttons", std::make_pair(SensorTypeCodes::buttons,
                                     SensorEventTypeCodes::sensorSpecified)},