update to msal 4.8.1 (#48)

Author: jennyf19

active-directory-b2c-wpf/active-directory-b2c-wpf.csproj

@@ -35,8 +35,8 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Microsoft.Identity.Client, Version=4.6.0.0, Culture=neutral, PublicKeyToken=0a613f4dd989e8ae, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Identity.Client.4.6.0\lib\net45\Microsoft.Identity.Client.dll</HintPath>
+    <Reference Include="Microsoft.Identity.Client, Version=4.8.1.0, Culture=neutral, PublicKeyToken=0a613f4dd989e8ae, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Identity.Client.4.8.1\lib\net45\Microsoft.Identity.Client.dll</HintPath>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=12.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>..\packages\Newtonsoft.Json.12.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>

active-directory-b2c-wpf/packages.config

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.Identity.Client" version="4.6.0" targetFramework="net452" />
+  <package id="Microsoft.Identity.Client" version="4.8.1" targetFramework="net472" />
   <package id="Microsoft.NETCore.Platforms" version="1.1.1" targetFramework="net452" />
   <package id="Microsoft.NETCore.Targets" version="1.1.3" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net452" />