update: returns feedback (#4920)

Author: danil-pavlov

docs/topics/returns.md

@@ -111,7 +111,8 @@ fun main() {
 
 Note that the use of local returns in the previous three examples is similar to the use of `continue` in regular loops.
 
-There is no direct equivalent for `break`, but it can be simulated by adding another nesting lambda and non-locally returning from it:
+There is no direct equivalent for `break`, but it can be simulated by adding an outer `run` lambda and non-locally
+returning from it:
 
 ```kotlin
 //sampleStart
@@ -132,6 +133,8 @@ fun main() {
 ```
 {kotlin-runnable="true" kotlin-min-compiler-version="1.3"}
 
+The non-local return here is possible since the nested `forEach()` lambda acts as an [inline function](inline-functions.md).
+
 When returning a value, the parser gives preference to the qualified return:
 
 ```kotlin