IDELightClassContexts#isDummyResolveApplicable: add missing check

Missing check caused exact resolve being applied to every class that had 'equals' overridden

compiler/testData/asJava/lightClasses/NonDataClassWithComponentFunctions.kt

@@ -0,0 +1,18 @@
+// p.A
+package p
+
+class A(val y: Int) {
+    override fun equals(other: Any?): Boolean {
+        return super.equals(other)
+    }
+
+    override fun hashCode(): Int {
+        return super.hashCode()
+    }
+
+    override fun toString(): String {
+        return super.toString()
+    }
+
+    fun component1() = y
+}