adding UserSecretsId (#10622)

Author: brettsam

src/WebJobs.Script.WebHost/WebJobs.Script.WebHost.csproj

@@ -21,6 +21,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <UserSecretsId>dc316708-c8c1-4ef1-90b3-19eb512d96f3</UserSecretsId>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <StyleCopTreatErrorsAsWarnings>false</StyleCopTreatErrorsAsWarnings>