fixed clang-tidy errors

fixed clang compilation error and few clang-tidy issues

Tested:
- Code compiles, all unit tests are passing
- Number of reported clang-tidy issues decreased

Change-Id: Ie3f88db6e2dffb26ec6c56dbdc1ce5bad288dccd
Signed-off-by: Krzysztof Grobelny <krzysztof.grobelny@intel.com>
diff --git a/src/trigger_factory.hpp b/src/trigger_factory.hpp
index 9ae2197..494f5ab 100644
--- a/src/trigger_factory.hpp
+++ b/src/trigger_factory.hpp
@@ -27,7 +27,7 @@
 
     std::vector<LabeledSensorInfo>
         getLabeledSensorsInfo(boost::asio::yield_context& yield,
-                              const SensorsInfo& sensorsInfo) const;
+                              const SensorsInfo& sensorsInfo) const override;
 
   private:
     std::shared_ptr<sdbusplus::asio::connection> bus;