Coverage tweaks, fix Sonar error

Author: bart-vmware

src/Common/src/Common/ConfigurationSchemaAttributes.cs

@@ -6,12 +6,15 @@
 // Steeltoe: This file was copied from the .NET Aspire Configuration Schema generator
 // at https://github.com/dotnet/aspire/tree/cb7cc4d78f8dd2b4df1053a229493cdbf88f50df/src/Tools/ConfigurationSchemaGenerator.
 
+using System.Diagnostics.CodeAnalysis;
+
 namespace Aspire;
 
 /// <summary>
 /// Attribute used to automatically generate a JSON schema for a component's configuration.
 /// </summary>
 [AttributeUsage(AttributeTargets.Assembly, AllowMultiple = true)]
+[ExcludeFromCodeCoverage(Justification = "Used while compiling Steeltoe, does not ship with Steeltoe.")]
 internal sealed class ConfigurationSchemaAttribute : Attribute
 {
     public ConfigurationSchemaAttribute(string path, Type type, string[]? exclusionPaths = null)

src/Management/src/Endpoint/Actuators/ThreadDump/EventPipeThreadDumper.cs

@@ -77,7 +77,9 @@ public async Task<IList<ThreadInfo>> DumpThreadsAsync(CancellationToken cancella
             }
             finally
             {
+#pragma warning disable S1215 // "GC.Collect" should not be called
                 long totalMemory = GC.GetTotalMemory(true);
+#pragma warning restore S1215 // "GC.Collect" should not be called
                 _logger.LogDebug("Total memory: {Memory}.", totalMemory);
             }
         }, cancellationToken);