Redundant companion reference: fix false positive when companion has same name member as companion name

#KT-36707 Fixed

idea/testData/inspectionsLocal/redundantCompanionReference/namedWithSameNameFunction2.kt

@@ -0,0 +1,12 @@
+class C {
+    companion object foo {
+        fun foo() {}
+
+        operator fun invoke(i: Int) {
+        }
+    }
+
+    fun test() {
+        <caret>foo.foo()
+    }
+}