KT-3553 Problem with propagation for extension functions

#KT-3553 fixed

compiler/testData/loadJava/javaAgainstKotlin/signaturePropagation/InheritExtensionAndNot/supers.kt

@@ -0,0 +1,12 @@
+package test
+
+public trait Super1 {
+    public fun String.foo()
+    public fun Array<String>.bar()
+}
+
+public trait Super2 {
+    public fun foo(p: String)
+    public fun bar(vararg p: String)
+}
+