Renamed in test data

idea/testData/intentions/simplifyNegatedBinaryExpression/notIn.kt

@@ -0,0 +1,9 @@
+// INTENTION_TEXT: Simplify negated '!in' expression to 'in'
+class A(val e: Int) {
+    fun contains(i: Int): Boolean = e == i
+}
+
+fun test(n: Int) {
+    val a = A(1)
+    !(0<caret> !in a)
+}