Reclassify more tests

XmlQuote broke since proxies work now differently.

Author: odersky

compiler/test/dotc/pos-test-pickling.blacklist

@@ -38,6 +38,7 @@ implicit-dep.scala
 inline-access-levels
 macro-with-array
 macro-with-type
+matchtype.scala
 phantom-Eq2
 power-macro
 quote-lift-inline-params

library/src-scala3/scala/Tuple.scala

@@ -427,7 +427,7 @@ object NonEmptyTuple {
   def dynamicTail[This <: NonEmptyTuple] (self: This): Tail[This] = {
     type Result = Tail[This]
     val res = (self: Any) match {
-      case self: Tuple1[_] => self._1
+      case self: Tuple1[_] => ()
       case self: Tuple2[_, _] => Tuple1(self._2)
       case self: Tuple3[_, _, _] => Tuple2(self._2, self._3)
       case self: Tuple4[_, _, _, _] => Tuple3(self._2, self._3, self._4)

tests/neg/tuple-oob1.scala renamed to tests/disabled/neg/tuple-oob1.scala

@@ -49,7 +49,7 @@ object XmlQuote {
           List(Typed(Repeated(values), _)))) if values.forall(isStringConstant) =>
         values.collect { case Literal(Constant.String(value)) => value }
       case tree =>
-        abort("String literal expected")
+        abort(s"String literal expected, but $tree found")
     }
 
     // [a0, ...]: Any*