Update delete.txt (#125)

Author: rosald

source/fundamentals/crud/write-operations/delete.txt

@@ -26,8 +26,8 @@ follows:
 
    const doc = {
      pageViews: {
-       $lt: 10,
-       $gt: 32768
+       $gt: 10,
+       $lt: 32768
      }
    };