Add inspection for equals which is called recursively within itself

So #KT-13702 Fixed

idea/testData/inspectionsLocal/recursiveEqualsCall/.inspection

@@ -0,0 +1 @@
+org.jetbrains.kotlin.idea.inspections.RecursiveEqualsCallInspection

idea/testData/inspectionsLocal/recursiveEqualsCall/recursive.kt

@@ -0,0 +1,6 @@
+class Test {
+    override fun equals(other: Any?): Boolean {
+        if (<caret>this == other) return true
+        return false
+    }
+}

idea/testData/inspectionsLocal/recursiveEqualsCall/recursive.kt.after

@@ -0,0 +1,6 @@
+class Test {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        return false
+    }
+}