[Analyzers][CPP] turn on Warning 4100 (#21449)

* Analyzers CPP

Changing the warning level from 3 to 4.
change some project files to make them use the warning config in cpp props file.

* Analyzers C++ turn on warning 4706

Change Cpp.Build.props file to enable 4706
fix BugReportTool code to get rid of 4706

* Turn on warning 4100 and fix the code

* Follow c++ core guidelines

* Adapting to PR comments

src/common/notifications/notifications.cpp

@@ -90,7 +90,7 @@ public:
     }
 
     virtual HRESULT STDMETHODCALLTYPE Activate(
-        LPCWSTR appUserModelId,
+        LPCWSTR /*appUserModelId*/,
         LPCWSTR invokedArgs,
         const NOTIFICATION_USER_INPUT_DATA*,
         ULONG) override