Fix Component vulnerability CVE-2021-26701 (#3495)

* Fix npm run test error TS2345 for generator

* Revert "Fix npm run test error TS2345 for generator"

This reverts commit e49afb6c1f.

* Fix Django Component Governance security warning

* Fix Django 2.2 before 2.2.10 has a security vulnerability.

* Bump System.Text.Encodings.Web version from 4.5.0 to 4.5.1 in TeamsTaskModule.csproj

* Bump System.Text.Encodings.Web from 4.3.1 to 4.5.1

samples/csharp_dotnetcore/17.multilingual-bot/MultiLingualBot.csproj

@@ -6,9 +6,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.5.1" />
+    <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.17.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.1" />
     <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.14.1" />
+    <PackageReference Include="System.Text.Encodings.Web" Version="4.5.1" />
   </ItemGroup>
 
   <ItemGroup>

samples/csharp_dotnetcore/54.teams-task-module/TeamsTaskModule.csproj

@@ -9,7 +9,8 @@
     <PackageReference Include="AdaptiveCards" Version="1.2.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.1" />
     <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.14.1" />
-    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="3.1.3" />
+    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="3.1.5" />
+    <PackageReference Include="System.Text.Encodings.Web" Version="4.5.1" />
   </ItemGroup>
 
   <ItemGroup>