Disable -Ycheck-init for cats due to -Xfatal-warnings

cats enables -Xfatal-warnings and we don't want to change the library
to create conflicts with upstream.

Author: liufengyun

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

@@ -90,13 +90,17 @@ final case class SbtCommunityProject(
     extraSbtArgs: List[String] = Nil,
     dependencies: List[CommunityProject] = Nil,
     sbtPublishCommand: String = null,
-    sbtDocCommand: String = null
+    sbtDocCommand: String = null,
+    scalacOptions: List[String] = List("-Ycheck-init")
   ) extends CommunityProject:
   override val binaryName: String = "sbt"
 
+  private def scalacOptionsString: String =
+    scalacOptions.map("\"" + _ + "\"").mkString("List(", ",", ")")
+
   private val baseCommand =
     "clean; set logLevel in Global := Level.Error; set updateOptions in Global ~= (_.withLatestSnapshots(false)); "
-    ++ """set scalacOptions in Global += "-Ycheck-init";"""
+    ++ (if scalacOptions.isEmpty then "" else s"""set scalacOptions in Global ++= $scalacOptionsString;""")
     ++ s"++$compilerVersion!; "
 
   override val testCommand =
@@ -467,7 +471,8 @@ object projects:
     project = "discipline-specs2",
     sbtTestCommand = "test",
     sbtPublishCommand = "coreJVM/publishLocal;coreJS/publishLocal",
-    dependencies = List(discipline)
+    dependencies = List(discipline),
+    scalacOptions = Nil // disabble -Ycheck-init
   )
 
   lazy val simulacrumScalafixAnnotations = SbtCommunityProject(
@@ -480,7 +485,8 @@ object projects:
     project = "cats",
     sbtTestCommand = "set scalaJSStage in Global := FastOptStage;buildJVM;validateAllJS",
     sbtPublishCommand = "catsJVM/publishLocal;catsJS/publishLocal",
-    dependencies = List(discipline, disciplineMunit, scalacheck, simulacrumScalafixAnnotations)
+    dependencies = List(discipline, disciplineMunit, scalacheck, simulacrumScalafixAnnotations),
+    scalacOptions = Nil  // disable -Ycheck-init, due to -Xfatal-warning
   )
 
   lazy val catsMtl = SbtCommunityProject(