Update filters.md
Example is wrong.
@@ -54,7 +54,7 @@ which will render as:
This example creates a filter that selects all documents where the value of the `qty` field is either `5` or `20`:
```java
-in("qty", 5, 15)
+in("qty", 5, 20)
```
This example creates a filter that selects all documents because the predicate is empty:
