Modify set-value function from external

    Move Special mode from bmcweb to dbus-sensors, this will be handled via dbus-sensor when the user set-value f$
    This is unlikely to break any users because the Intel special mode function is no change, only move to dbus-s$

    The set value function is to filter the external set, excluding the internal set.
    In the external set, if in INSECURE_UNRESTRICTED_SENSOR_OVERRIDE, no need to check before set value else add $

    bmcweb needs to be merged at the same time.
    bmcweb changes are pushed to Gerrit:
    https://gerrit.openbmc-project.xyz/c/openbmc/bmcweb/+/42448

    the mailing list discussion links:
    https://lists.ozlabs.org/pipermail/openbmc/2021-March/025597.html

Signed-off-by: Bruce Lee <Bruce_Lee@quantatw.com>
Change-Id: I0919e4d2343e81045010a2b0d4bf01dc272bcb07
diff --git a/src/TachSensor.cpp b/src/TachSensor.cpp
index b3c955c..7242c96 100644
--- a/src/TachSensor.cpp
+++ b/src/TachSensor.cpp
@@ -52,8 +52,8 @@
                        const PowerState& powerState,
                        const std::optional<std::string>& ledIn) :
     Sensor(boost::replace_all_copy(fanName, " ", "_"), std::move(thresholdsIn),
-           sensorConfiguration, objectType, limits.second, limits.first, conn,
-           powerState),
+           sensorConfiguration, objectType, false, limits.second, limits.first,
+           conn, powerState),
     objServer(objectServer), redundancy(redundancy),
     presence(std::move(presenceSensor)),
     inputDev(io, open(path.c_str(), O_RDONLY)), waitTimer(io), path(path),