Fix compilation errors after cherry-picks

Author: WojciechMazur

compiler/src/dotty/tools/dotc/typer/Typer.scala

@@ -2953,7 +2953,7 @@ class Typer(@constructorOnly nestingLevel: Int = 0) extends Namer
         typedUnApply(cpy.Apply(tree)(op, l :: r :: Nil), pt)
       else {
         val app = typedApply(desugar.binop(l, op, r), pt)
-        if op.name.isRightAssocOperatorName && !ctx.mode.is(Mode.QuotedExprPattern) then
+        if op.name.isRightAssocOperatorName && !ctx.mode.is(Mode.QuotedPattern) then
           val defs = new mutable.ListBuffer[Tree]
           def lift(app: Tree): Tree = (app: @unchecked) match
             case Apply(fn, args) =>

compiler/test/dotty/tools/repl/TabcompleteTests.scala

@@ -10,7 +10,7 @@ class TabcompleteTests extends ReplTest {
 
   /** Returns the `(<instance completions>, <companion completions>)`*/
   private def tabComplete(src: String)(implicit state: State): List[String] =
-    completions(src.length, src, state).map(_.value).sorted
+    completions(src.length, src, state).map(_.label).sorted.distinct
 
   @Test def tabCompleteList = initially {
     val comp = tabComplete("List.r")