introduce variable from one line lambda transforms body to code block (IDEA-91122)

java/java-tests/testData/refactoring/introduceVariable/OneLineLambdaVoidCompatible.after.java

@@ -0,0 +1,8 @@
+class Foo {  
+    void test() {
+        Runnable java = () -> {
+            String c = "";
+            System.out.println(c);
+        };
+    }
+}