try without http4s tests/test just to see if this passes.

Author: ckipp01

community-build/src/scala/dotty/communitybuild/projects.scala

@@ -752,7 +752,7 @@ object projects:
 
   lazy val http4s = SbtCommunityProject(
     project = "http4s",
-    sbtTestCommand = """set ThisBuild/scalacOptions -= "-Xfatal-warnings"; tests/test; server/test; client/test; ember-core/test; ember-server/test; ember-client/test; circe/test""",
+    sbtTestCommand = "server/test; client/test; ember-core/test; ember-server/test; ember-client/test; circe/test",
     sbtPublishCommand = "publishLocal",
     scalacOptions = SbtCommunityProject.scalacOptions.filter(_ != "-Ysafe-init"),
     dependencies = List(cats, catsEffect3, fs2, disciplineMunit, scalacheckEffect)