Fix typo

Author: odersky

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

@@ -2090,7 +2090,7 @@ class Typer extends Namer
         val tparams = completer.completerTypeParams(sym)
         if tparams.nonEmpty then
           // Create a new local context with a dummy owner and a scope containing the
-          // type parameters of the enclosing method or class. This annotations can see
+          // type parameters of the enclosing method or class. Thus annotations can see
           // these type parameters. See i12953.scala for a test case.
           val dummyOwner = newLocalDummy(sym.owner)
           adjusted = adjusted.fresh.setOwner(dummyOwner).setScope(newScopeWith(tparams*))