Follow up from #8426 ; use normal importance so users can suppress it (…

…#9185)

src/Microsoft.DotNet.Helix/Sdk/SendHelixJob.cs

@@ -264,7 +264,7 @@ protected override async Task ExecuteCore(CancellationToken cancellationToken)
                 Log.LogMessage(MessageImportance.High, $"Sending Job to {TargetQueue}...");
                 cancellationToken.ThrowIfCancellationRequested();
                 // LogMessageFromText will take any string formatted as a canonical error or warning and convert the type of log to this
-                ISentJob job = await def.SendAsync(msg => Log.LogMessageFromText(msg, MessageImportance.High), cancellationToken);
+                ISentJob job = await def.SendAsync(msg => Log.LogMessageFromText(msg, MessageImportance.Normal), cancellationToken);
                 JobCorrelationId = job.CorrelationId;
                 JobCancellationToken = job.HelixCancellationToken;
                 ResultsContainerUri = job.ResultsContainerUri;