Fix clang-tidy 14 issues

Signed-off-by: Ed Tanous <edtanous@google.com>
Change-Id: Idb76ae375eff9a143497942013d94ca3b3252495
diff --git a/include/CPUSensor.hpp b/include/CPUSensor.hpp
index e667897..c4a47bc 100644
--- a/include/CPUSensor.hpp
+++ b/include/CPUSensor.hpp
@@ -45,7 +45,7 @@
     bool show;
     size_t pollTime;
     bool loggedInterfaceDown = false;
-    uint8_t minMaxReadCounter;
+    uint8_t minMaxReadCounter{0};
     int fd;
     void handleResponse(const boost::system::error_code& err);
     void checkThresholds(void) override;