fix: Stop integration tests from running in parallel

.github/workflows/test.yml

@@ -37,8 +37,6 @@ jobs:
           -p:CollectCoverage=true
           -p:CoverletOutput=TestResults/
           -p:CoverletOutputFormat=opencover
-          -p:BuildInParallel=false
-          -m:1
           --configuration Release
           --no-build
         env:

tests/VMelnalksnis.NordigenDotNet.Tests.Integration/ServiceProviderFixture.cs

@@ -16,6 +16,8 @@ using VMelnalksnis.NordigenDotNet.DependencyInjection;
 
 using Xunit.Abstractions;
 
+[assembly: CollectionBehavior(CollectionBehavior.CollectionPerAssembly)]
+
 namespace VMelnalksnis.NordigenDotNet.Tests.Integration;
 
 [UsedImplicitly(ImplicitUseKindFlags.InstantiatedNoFixedConstructorSignature)]