add bold

Author: mrbullwinkle

articles/application-insights/application-insights-console.md

@@ -41,7 +41,7 @@ telemetryClient.TrackTrace("Hello World!");
 You may initialize and configure Application Insights from the code or using `ApplicationInsights.config` file. Make sure initialization happens as early as possible. 
 
 > [!NOTE]
-> Instructions referring to ApplicationInsights.config are only applicable to apps that are targeting the .NET Framework, and do not apply to .NET Core applications.
+> Instructions referring to **ApplicationInsights.config** are only applicable to apps that are targeting the .NET Framework, and do not apply to .NET Core applications.
 
 ### Using config file