Supported simplest case of signatures propagation in value parameter position.

#KT-2776 in progress

compiler/testData/loadJavaCustom/kotlinSignature/TwoSuperclassesInconsistentGenericTypes.java

@@ -16,7 +16,7 @@ public interface TwoSuperclassesInconsistentGenericTypes {
     }
 
     public class Sub implements TwoSuperclassesInconsistentGenericTypes, Other {
-        @ExpectLoadError("Incompatible return types in super types: [String?, String]")
+        @ExpectLoadError("Incompatible types in superclasses: [String?, String]")
         public List<String> foo() {
             throw new UnsupportedOperationException();
         }