Send unit telemetry on success (#4720)

## Change
Write the `ConfigUnitRun` event on success as well, which helps us
better understand the configuration units in use.

src/Microsoft.Management.Configuration.UnitTests/Tests/ConfigurationProcessorTelemetryTests.cs

@@ -50,7 +50,8 @@ public void Telemetry_NoUnitEventOnSuccess()
 
             GetConfigurationUnitSettingsResult result = testObjects.Processor.GetUnitSettings(testObjects.Unit);
 
-            Assert.Empty(this.EventSink.Events);
+            Assert.Single(this.EventSink.Events);
+            Assert.Equal(TelemetryEvent.ConfigUnitRunName, this.EventSink.Events[0].Name);
         }
 
         /// <summary>

src/Microsoft.Management.Configuration/Telemetry/Telemetry.cpp

@@ -263,12 +263,12 @@ namespace winrt::Microsoft::Management::Configuration::implementation
         std::string_view action,
         const IConfigurationUnitResultInformation& resultInformation) const noexcept try
     {
-        // We only want to send telemetry for failures of publicly available units.
-        if (!IsTelemetryEnabled() || SUCCEEDED(static_cast<int32_t>(resultInformation.ResultCode())))
+        if (!IsTelemetryEnabled())
         {
             return;
         }
 
+        // We only want to send telemetry for publicly available units.
         IConfigurationUnitProcessorDetails details = unit.Details();
         if (!details || !details.IsPublic())
         {