Disable scodec in community build

scodec needs to be updated to new extension methods. I tried but hit ambiguities
between various versions of `::`.

Author: odersky

community-build/test/scala/dotty/communitybuild/CommunityBuildTest.scala

@@ -272,13 +272,15 @@ object projects:
     sbtPublishCommand = "coreJVM/publishLocal",
     dependencies = List(scalatest, scalacheck, scalatestplusScalacheck)
   )
+/* Needs to be updated to new extension methods. I tried but hit ambiguities
+   between various versions of `::`.
 
   lazy val scodec = SbtCommunityProject(
     project          = "scodec",
     sbtTestCommand   = "unitTests/test",
     dependencies = List(scalatest, scalacheck, scalatestplusScalacheck, scodecBits)
   )
-
+*/
   lazy val scalaParserCombinators = SbtCommunityProject(
     project          = "scala-parser-combinators",
     sbtTestCommand   = "parserCombinators/test",