Clean up generics.

src/main/java/org/apache/commons/lang3/concurrent/Locks.java

@@ -115,6 +115,6 @@ protected <T> T callLocked(long stamp, FailableFunction<O, T, ?> function) {
     }
 
     public static <O extends Object> Locks.Lock<O> lock(O object) {
-        return new Locks.Lock<O>(object);
+        return new Locks.Lock<>(object);
     }
 }