Add exclusion for SSI warning in smoke tests

Author: andrewlock

tracer/build/_build/Build.Steps.cs

@@ -2496,6 +2496,12 @@ string NormalizedPath(AbsolutePath ap)
            knownPatterns.Add(new(".*SingleStepGuardRails::ShouldForceInstrumentationOverride: Found incompatible runtime .NET Core 3.0 or lower", RegexOptions.Compiled));
            knownPatterns.Add(new(".*SingleStepGuardRails::ShouldForceInstrumentationOverride: Found incompatible runtime .NET 6.0.12 and earlier have known crashing bugs", RegexOptions.Compiled));
 
+           // Make sure we _only_ add this while .NET 10 is in preview (to make sure we don't forget in the final release)
+           if (RuntimeInformation.FrameworkDescription.StartsWith(".NET 10.0.0-"))
+           {
+               knownPatterns.Add(new(@".*SingleStepGuardRails::ShouldForceInstrumentationOverride: Found incompatible runtime .NET 10 or higher.*", RegexOptions.Compiled));
+           }
+
            // CI Visibility known errors
            knownPatterns.Add(new(@".*The Git repository couldn't be automatically extracted.*", RegexOptions.Compiled));
            knownPatterns.Add(new(@".*DD_GIT_REPOSITORY_URL is set with.*", RegexOptions.Compiled));