Security fixes

Author: Prakash

src/Application/.gitignore

@@ -223,6 +223,9 @@ UpgradeLog*.htm
 # Microsoft Fakes
 FakesAssemblies/
 
+# Local configuration file for developers
+src/Application/src/RazorPagesTestSample/config.json
+
 # GhostDoc plugin setting file
 *.GhostDoc.xml
 

src/Application/src/RazorPagesTestSample/config.json

@@ -13,7 +13,7 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="System.Diagnostics.TraceSource" Version="4.3.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="xunit" Version="2.7.0" />