[VISUALIZER] Change rendering of equality operator

compiler/visualizer/testData/uncommonCases/resultFiles/overrideEquals.kt

@@ -0,0 +1,55 @@
+class A(val a: Int) {
+    override fun equals(other: Any?): Boolean {
+//      Unit
+//      │   A.equals.other: Any?
+//      │   │                   Boolean
+//      │   │                   │
+        if (other !is A) return false
+//                  val (A).a: Int
+//                  │ fun (Any).equals(Any?): Boolean
+//                  │ │  A.equals.other: Any?
+//                  │ │  │     val (A).a: Int
+//                  │ │  │     │
+        return this.a == other.a
+    }
+}
+
+open class B(val b: Int) {
+    override fun equals(other: Any?): Boolean {
+//      Unit
+//      │   B.equals.other: Any?
+//      │   │                   Boolean
+//      │   │                   │
+        if (other !is B) return false
+//                  val (B).b: Int
+//                  │ fun (Any).equals(Any?): Boolean
+//                  │ │  B.equals.other: Any?
+//                  │ │  │     val (B).b: Int
+//                  │ │  │     │
+        return this.b == other.b
+    }
+}
+
+//               constructor B(Int)
+//               │ C.<init>.c: Int
+//               │ │
+class C(c: Int): B(c) {}
+
+//             constructor A(Int)
+//             │     fun (A).equals(Any?): Boolean
+//             │     │  constructor A(Int)
+//  Boolean    │ Int │  │ Int
+//  │          │ │   │  │ │
+val areEqual = A(10) == A(11)
+//              constructor C(Int)
+//              │     fun (B).equals(Any?): Boolean
+//              │     │  constructor C(Int)
+//  Boolean     │ Int │  │ Int
+//  │           │ │   │  │ │
+val areEqual2 = C(10) == C(11)
+//              constructor A(Int)
+//              │     fun (A).equals(Any?): Boolean
+//              │     │  constructor C(Int)
+//  Boolean     │ Int │  │ Int
+//  │           │ │   │  │ │
+val areEqual3 = A(10) == C(11)