highlighting: don't add warning for nested lambda when problem is inside upper level (IDEA-155192)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newLambda/DontWarnAboutNestedLambdaForAProblemInOuter.java

@@ -0,0 +1,11 @@
+import java.util.Set;
+
+class Test {
+  void foo(Set<String> outer, Set<String> inner) {
+    outer.stream().map((String f)-> {
+      inner.stream().filter(
+        (String s)->{return true;}
+      );
+    <error descr="Missing return statement">}</error>);
+  }
+}