Fix tests

These tests don't have follow-on errors in inlined code anymore

Author: odersky

tests/neg/i7294-a.scala

@@ -6,4 +6,4 @@ inline given f[T <: Foo] as T = ??? match {
   case x: T => x.g(10) // error
 }
 
-@main def Test = f // error // error
+@main def Test = f

tests/neg/i7294-b.scala

@@ -6,4 +6,4 @@ inline given f[T <: Foo] as T = ??? match {
   case x: T => x.g(10) // error
 }
 
-@main def Test = f // error // error
+@main def Test = f