Pin System.Net.WinHttpHandler (#9427)

Author: mmitche

build/dependencies.props

@@ -5,7 +5,6 @@
     <MicrosoftNETCoreAppPackageVersion>2.1.10</MicrosoftNETCoreAppPackageVersion>
     <MicrosoftNETCoreDotNetAppHostPackageVersion>2.1.10</MicrosoftNETCoreDotNetAppHostPackageVersion>
     <SystemMemoryPackageVersion>4.5.2</SystemMemoryPackageVersion>
-    <SystemNetHttpWinHttpHandlerPackageVersion>4.5.2</SystemNetHttpWinHttpHandlerPackageVersion>
   </PropertyGroup>
 
   <Import Project="$(DotNetPackageVersionPropsPath)" Condition="'$(DotNetPackageVersionPropsPath)' != ''" />
@@ -189,6 +188,7 @@
     <SystemIdentityModelTokensJwtPackageVersion>5.2.0</SystemIdentityModelTokensJwtPackageVersion>
     <SystemInteractiveAsyncPackageVersion>3.1.1</SystemInteractiveAsyncPackageVersion>
     <SystemNetHttpPackageVersion>4.3.4</SystemNetHttpPackageVersion>
+    <SystemNetHttpWinHttpHandlerPackageVersion>4.5.3</SystemNetHttpWinHttpHandlerPackageVersion>
     <SystemNumericsVectorsPackageVersion>4.5.0</SystemNumericsVectorsPackageVersion>
     <SystemReactiveLinqPackageVersion>3.1.1</SystemReactiveLinqPackageVersion>
     <SystemReflectionEmitPackageVersion>4.3.0</SystemReflectionEmitPackageVersion>