KT-3302 Method that implements two differing interfaces are reported as "Incompatible types in superclasses"

#KT-3302 fixed

compiler/testData/loadJava/kotlinSignature/propagation/parameter/SubclassFromGenericAndNot.kt

@@ -0,0 +1,17 @@
+package test
+
+// Extracted from KT-3302, see Kt3302 test, as well
+public trait SubclassFromGenericAndNot: Object {
+
+    public trait NonGeneric : Object {
+        public fun foo(p0: String)
+    }
+
+    public trait Generic<T> : Object {
+        public fun foo(p0: T)
+    }
+
+    public trait Sub : NonGeneric, Generic<String> {
+        override fun foo(p0: String)
+    }
+}