Fix new tests after changes

Author: odersky

compiler/test-resources/repl/3932

@@ -1,2 +1,2 @@
-scala> def fun[T](x: T): List[T] |=> Int = ???
-def fun[T](x: T): List[T] |=> Int
+scala> def fun[T](x: T): given List[T] => Int = ???
+def fun[T](x: T): given List[T] => Int

language-server/test/dotty/tools/languageserver/DiagnosticsTest.scala

@@ -18,8 +18,8 @@ class DiagnosticsTest {
 
   @Test def diagnosticMissingLambdaBody: Unit =
     code"""object Test {
-          |  Nil.map(x => x).filter(x$m1 =>$m2)
-          |$m3}""".withSource
+          |  Nil.map(x => x).filter(x$m1 =>$m2)$m3
+          |}""".withSource
       .diagnostics(m1,
         (m2 to m3, "expression expected", Error, Some(IllegalStartSimpleExprID)),
         (m1 to m1, """Found:    Null