Add intention to replace '!isNotEmpty()' to 'isEmpty()'

#KT-30123 Fixed

idea/testData/inspectionsLocal/replaceNegatedIsEmptyWithIsNotEmpty/stringIsNotEmpty.kt

@@ -0,0 +1,6 @@
+// PROBLEM: Replace negated 'isNotEmpty' with 'isEmpty'
+// FIX: Replace negated 'isNotEmpty' with 'isEmpty'
+// WITH_RUNTIME
+fun test(s: String) {
+    val b = !s.isNotEmpty<caret>()
+}