Mismatch argument names at update_mapping rake task

[programyan]

Update mapping rake task passes an unexpected argument to the helper method

Expected behavior

$ rake chewy:update_mapping[Products]
Index name is Products
Products index successfully updated
Total: 0s
$

Actual behavior

$ rake chewy:update_mapping[Products]
Index name is 
rake aborted!
NameError: uninitialized constant Index

Tasks: TOP => chewy:update_mapping
(See full trace by running task with --trace)
$

Steps to reproduce the problem

Just run the chewy:update_mapping rake task with a valid index name

Version Information

• Chewy version 7.2.1
• Elasticsearch version 7.12.1
• Ruby version 2.7.1
• Rails version 6.0.4