Add modernize-redundant-void-arg

Enable this check and fix the failures.

Change-Id: I89b13daf1161be40564367562bb9c8c0c459e1d0
Signed-off-by: Ed Tanous <ed@tanous.net>
diff --git a/src/NVMeSensor.cpp b/src/NVMeSensor.cpp
index f22bf70..9c1b631 100644
--- a/src/NVMeSensor.cpp
+++ b/src/NVMeSensor.cpp
@@ -85,7 +85,7 @@
     return scanDelay == 0;
 }
 
-void NVMeSensor::checkThresholds(void)
+void NVMeSensor::checkThresholds()
 {
     thresholds::checkThresholds(this);
 }