chore(deps): update dependency microsoft.build.tasks.core to 18.8.2

Author: renovate[bot]

Directory.Packages.props

@@ -12,7 +12,7 @@
     <PackageVersion Include="MailKit" Version="4.17.0" />
     <!-- Bumped to satisfy Microsoft.VisualStudio.Web.CodeGeneration.Design dependency (>= 17.11.4) -->
     <PackageVersion Include="Microsoft.Build" Version="18.8.2" />
-    <PackageVersion Include="Microsoft.Build.Tasks.Core" Version="18.7.1" />
+    <PackageVersion Include="Microsoft.Build.Tasks.Core" Version="18.8.2" />
     <PackageVersion Include="MimeKit" Version="4.17.0" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.4" />
     <PackageVersion Include="Newtonsoft.Json.Schema" Version="4.0.1" />