TimerRepro throwing in C# Canary

[tevoinea]

Settings and ProtectedSettings are required properties of VM Extensions but not all of our extension configurations need to set additional settings.

Result: Failure
Exception: System.AggregateException: One or more errors occurred. (Value cannot be null. (Parameter 'Settings required for VirtualMachineExtension'))
 ---> System.ArgumentNullException: Value cannot be null. (Parameter 'Settings required for VirtualMachineExtension')
   at Microsoft.OneFuzz.Service.ObjectExtention.EnsureNotNull[T](T thisObject, String message) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/onefuzzlib/Utils.cs:line 6
   at Microsoft.OneFuzz.Service.VMExtensionWrapper.GetAsVirtualMachineExtension() in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/onefuzzlib/VmExtensionWrapper.cs:line 25
   at Microsoft.OneFuzz.Service.Extensions.ReproExtensions(AzureLocation region, Os reproOs, Guid reproId, ReproConfig reproConfig, Container setupContainer) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/onefuzzlib/Extension.cs:line 444
   at Microsoft.OneFuzz.Service.ReproOperations.ExtensionsLaunch(Repro repro) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/onefuzzlib/ReproOperations.cs:line 180
   at ApiService.OneFuzzLib.Orm.StatefulOrm`3.ProcessStateUpdate(T entity) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/onefuzzlib/orm/Orm.cs:line 221
   at ApiService.OneFuzzLib.Orm.StatefulOrm`3.ProcessStateUpdates(T entity, Int32 MaxUpdates)
   at Microsoft.OneFuzz.Service.Functions.TimerRepro.Run(TimerInfo myTimer) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/Functions/TimerRepro.cs:line 31
   at Microsoft.OneFuzz.Service.Functions.TimerRepro.Run(TimerInfo myTimer) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/Functions/TimerRepro.cs:line 25
   at Microsoft.Azure.Functions.Worker.Invocation.VoidTaskMethodInvoker`2.InvokeAsync(TReflected instance, Object[] arguments) in D:\a\1\s\src\DotNetWorker.Core\Invocation\VoidTaskMethodInvoker.cs:line 24
   --- End of inner exception stack trace ---
   at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
   at Microsoft.Azure.Functions.Worker.Invocation.DefaultFunctionInvoker`2.<>c.<InvokeAsync>b__6_0(Task`1 t) in D:\a\1\s\src\DotNetWorker.Core\Invocation\DefaultFunctionInvoker.cs:line 32
   at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()
   at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location ---
   at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)
--- End of stack trace from previous location ---
   at Microsoft.Azure.Functions.Worker.Invocation.DefaultFunctionExecutor.ExecuteAsync(FunctionContext context) in D:\a\1\s\src\DotNetWorker.Core\Invocation\DefaultFunctionExecutor.cs:line 45
   at Microsoft.Azure.Functions.Worker.OutputBindings.OutputBindingsMiddleware.Invoke(FunctionContext context, FunctionExecutionDelegate next) in D:\a\1\s\src\DotNetWorker.Core\OutputBindings\OutputBindingsMiddleware.cs:line 16
   at Microsoft.OneFuzz.Service.Program.LoggingMiddleware.Invoke(FunctionContext context, FunctionExecutionDelegate next) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/Program.cs:line 36
   at Microsoft.Azure.Functions.Worker.GrpcWorker.InvocationRequestHandlerAsync(InvocationRequest request, IFunctionsApplication application, IInvocationFeaturesFactory invocationFeaturesFactory, ObjectSerializer serializer, IOutputBindingsInfoProvider outputBindingsInfoProvider) in D:\a\1\s\src\DotNetWorker.Grpc\GrpcWorker.cs:line 167
Stack:    at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
   at Microsoft.Azure.Functions.Worker.Invocation.DefaultFunctionInvoker`2.<>c.<InvokeAsync>b__6_0(Task`1 t) in D:\a\1\s\src\DotNetWorker.Core\Invocation\DefaultFunctionInvoker.cs:line 32
   at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()
   at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location ---
   at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)
--- End of stack trace from previous location ---
   at Microsoft.Azure.Functions.Worker.Invocation.DefaultFunctionExecutor.ExecuteAsync(FunctionContext context) in D:\a\1\s\src\DotNetWorker.Core\Invocation\DefaultFunctionExecutor.cs:line 45
   at Microsoft.Azure.Functions.Worker.OutputBindings.OutputBindingsMiddleware.Invoke(FunctionContext context, FunctionExecutionDelegate next) in D:\a\1\s\src\DotNetWorker.Core\OutputBindings\OutputBindingsMiddleware.cs:line 16
   at Microsoft.OneFuzz.Service.Program.LoggingMiddleware.Invoke(FunctionContext context, FunctionExecutionDelegate next) in /home/runner/work/onefuzz/onefuzz/src/ApiService/ApiService/Program.cs:line 36
   at Microsoft.Azure.Functions.Worker.GrpcWorker.InvocationRequestHandlerAsync(InvocationRequest request, IFunctionsApplication application, IInvocationFeaturesFactory invocationFeaturesFactory, ObjectSerializer serializer, IOutputBindingsInfoProvider outputBindingsInfoProvider) in D:\a\1\s\src\DotNetWorker.Grpc\GrpcWorker.cs:line 167

AB#40977461