[iOS][tests] NativeAOT: Do not treat warnings as errors in integratio…

…n tests (#20471)

* Fix RunOniOS test

* Do not treat NativeAOT build warnings as errors - introduced with dotnet/runtime#96567

---------

Co-authored-by: Simon Rozsival <simon@rozsival.com>

src/TestUtils/src/Microsoft.Maui.IntegrationTests/AppleTemplateTests.cs

@@ -49,6 +49,7 @@ public void RunOniOS(string id, string config, string framework, string runtimeI
 				buildProps.Add("PublishAotUsingRuntimePack=true"); // TODO: This parameter will become obsolete https://github.com/dotnet/runtime/issues/87060
 				buildProps.Add("_IsPublishing=true"); // using dotnet build with -p:_IsPublishing=true enables targeting simulators
 				buildProps.Add($"RuntimeIdentifier={runtimeIdentifier}");
+				buildProps.Add("IlcTreatWarningsAsErrors=false"); // TODO: Remove this once all warnings are fixed https://github.com/dotnet/maui/issues/19397
 			}
 
 			Assert.IsTrue(DotnetInternal.Build(projectFile, config, framework: $"{framework}-ios", properties: buildProps),

src/TestUtils/src/Microsoft.Maui.IntegrationTests/TemplateTests.cs

@@ -195,6 +195,7 @@ public void PublishNativeAOT(string id, string framework, string runtimeIdentifi
 			var extendedBuildProps = BuildProps;
 			extendedBuildProps.Add("PublishAot=true");
 			extendedBuildProps.Add("PublishAotUsingRuntimePack=true");  // TODO: This parameter will become obsolete https://github.com/dotnet/runtime/issues/87060
+			extendedBuildProps.Add("IlcTreatWarningsAsErrors=false");
 
 			Assert.IsTrue(DotnetInternal.Publish(projectFile, "Release", framework: framework, properties: extendedBuildProps, runtimeIdentifier: runtimeIdentifier),
 				$"Project {Path.GetFileName(projectFile)} failed to build. Check test output/attachments for errors.");
@@ -216,6 +217,7 @@ public void PublishNativeAOTCheckWarnings(string id, string framework, string ru
 			var extendedBuildProps = BuildProps;
 			extendedBuildProps.Add("PublishAot=true");
 			extendedBuildProps.Add("PublishAotUsingRuntimePack=true");  // TODO: This parameter will become obsolete https://github.com/dotnet/runtime/issues/87060
+			extendedBuildProps.Add("IlcTreatWarningsAsErrors=false");
 			extendedBuildProps.Add("TrimmerSingleWarn=false");
 
 			string binLogFilePath = $"publish-{DateTime.UtcNow.ToFileTimeUtc()}.binlog";