Description of problem:Hammer command for invalidating tokens for multiple users "hammer user registration-tokens invalidate-multiple" has incorrect description for search option

How reproducible:

Always

Is this issue a regression from an earlier version:

No

Steps to Reproduce:

1. Run "hammer user registration-tokens invalidate-multiple --help" command on satellite

2. Check the description for search option 

3.

Actual behavior:
[Description of search option incorrectly mentions url encoding of the search value]

Expected behavior:
[It should mention the acceptable value for search option]

Business Impact / Additional info:

QE Tracker for https://issues.redhat.com/browse/SAT-30897