fix warnings

Fix a couple warnings so we can use meson warning level 3.  Instances of
the following warnings are found and resolved:

  Wreorder
  Wsign-compare

Change-Id: Ia223b42aa6bf743cfa0e7042cc3d5a18977459be
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/src/CPUSensor.cpp b/src/CPUSensor.cpp
index 9458896..27c9c38 100644
--- a/src/CPUSensor.cpp
+++ b/src/CPUSensor.cpp
@@ -44,8 +44,9 @@
            std::move(_thresholds), sensorConfiguration, objectType, maxReading,
            minReading),
     objServer(objectServer), inputDev(io, open(path.c_str(), O_RDONLY)),
-    path(path), waitTimer(io), show(show), dtsOffset(dtsOffset),
-    privTcontrol(std::numeric_limits<double>::quiet_NaN()), errCount(0)
+    waitTimer(io), path(path),
+    privTcontrol(std::numeric_limits<double>::quiet_NaN()),
+    dtsOffset(dtsOffset), show(show), errCount(0)
 {
     nameTcontrol = labelTcontrol;
     nameTcontrol += " CPU" + std::to_string(cpuId);