moved untyped stream sample to stream subpackage

Author: Mikalai Alimenkou

src/com/xpinjection/java8/misused/lambda/collections/UntypedStreamsCouldBeConverted.java renamed to src/com/xpinjection/java8/misused/stream/UntypedStreamsCouldBeConverted.java

@@ -1,4 +1,4 @@
-package com.xpinjection.java8.misused.lambda.collections;
+package com.xpinjection.java8.misused.stream;
 
 import com.xpinjection.java8.misused.Annotations.Good;
 import com.xpinjection.java8.misused.Annotations.Ugly;