chore(deps): update dependency microsoft.azure.functions.worker to v1.20.0

Author: renovate[bot]

samples/AzureFunctions/AzureFunctions.csproj

@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Azure.Functions.Worker.Sdk" Version="1.16.1" OutputItemType="Analyzer" />
-    <PackageReference Include="Microsoft.Azure.Functions.Worker" Version="1.19.0" />
+    <PackageReference Include="Microsoft.Azure.Functions.Worker" Version="1.20.0" />
   </ItemGroup>
 
   <ItemGroup>