Inspection for scope functions conversion

#KT-17047 Fixed

idea/testData/inspectionsLocal/scopeFunctions/letToRun/nestedLambda.kt

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+val x = hashSetOf("abc").<caret>let {
+    it.forEach {
+        println(it)
+    }
+}