Fix more warnings

Author: normj

Tools/LambdaTestTool-v2/src/Amazon.Lambda.TestTool/Models/EventContainer.cs

@@ -68,7 +68,7 @@ public void ReportSuccessResponse(string response)
         _dataStore.RaiseStateChanged();
     }
 
-    public void ReportErrorResponse(string errorType, string errorBody)
+    public void ReportErrorResponse(string errorType, string? errorBody)
     {
         LastUpdated = DateTime.Now;
         ErrorType = errorType;

Tools/LambdaTestTool-v2/tests/Amazon.Lambda.TestTool.UnitTests/Extensions/InvokeResponseExtensionsTests.cs

@@ -124,6 +124,8 @@ await _helper.VerifyApiGatewayResponseAsync(
     /// This test ensures that our ToApiGatewayHttpApiV2ProxyResponse method
     /// correctly replicates this observed behavior, rather than the documented behavior.
     /// </remarks>
+    /// <param name="inputPayload"></param>
+    /// <param name="testName"></param>
     [Theory]
     [InlineData("Invalid_JSON_Partial_Object", "{\"name\": \"John Doe\", \"age\":", "{\"name\": \"John Doe\", \"age\":")]  // Invalid JSON (partial object)
     [InlineData("Valid_JSON_Object", "{\"name\": \"John Doe\", \"age\": 30}", "{\"name\": \"John Doe\", \"age\": 30}")]  // Valid JSON object without statusCode

Tools/LambdaTestTool-v2/tests/Amazon.Lambda.TestTool.UnitTests/Processes/ApiGatewayEmulatorProcessTests.cs

@@ -12,7 +12,7 @@
 
 namespace Amazon.Lambda.TestTool.UnitTests.Processes;
 
-public class ApiGatewayEmulatorProcessTests(ITestOutputHelper testOutputHelper)
+public class ApiGatewayEmulatorProcessTests
 {
     [Theory]
     [InlineData(ApiGatewayEmulatorMode.Rest, HttpStatusCode.Forbidden, "{\"message\":\"Missing Authentication Token\"}")]

Tools/LambdaTestTool-v2/tests/Amazon.Lambda.TestTool.UnitTests/RuntimeApiTests.cs

@@ -19,7 +19,7 @@
 
 namespace Amazon.Lambda.TestTool.UnitTests;
 
-public class RuntimeApiTests(ITestOutputHelper testOutputHelper)
+public class RuntimeApiTests
 {
 #if DEBUG
     [Fact]

Tools/LambdaTestTool-v2/tests/Amazon.Lambda.TestTool.UnitTests/Utilities/DirectoryHelpers.cs

@@ -40,7 +40,7 @@ public static void CleanUp(string directory)
     }
 
     /// <summary>
-    /// <see cref="https://docs.microsoft.com/en-us/dotnet/standard/io/how-to-copy-directories"/>
+    /// https://docs.microsoft.com/en-us/dotnet/standard/io/how-to-copy-directories
     /// </summary>
     private static void CopyDirectory(DirectoryInfo dir, string destDirName)
     {