Redundant companion reference: don't report in case of name conflicts

#KT-27539 Fixed

idea/testData/inspectionsLocal/redundantCompanionReference/sameNameSuperMemberFunction3.kt

@@ -0,0 +1,18 @@
+// PROBLEM: none
+
+interface A {
+    fun foo(x: Int) = "A$x"
+}
+
+open class B {
+}
+
+class C : B(), A {
+    fun test(): String {
+        return <caret>Companion.foo(1)
+    }
+
+    companion object {
+        fun foo(x: Int) = "C$x"
+    }
+}