Description of problem:
Anaconda does not allow easy to break passwords for disk encryption.
One can use 'root' password for root after double confirm the password.
One can not use such password for disk encryption password.
The dialog does not show any clues about what's acceptable and what's not.

Version-Release number of selected component (if applicable):
20.25-1

How reproducible:
100%

Steps to Reproduce:
1. select disk encryption
2. enter simple word to the dialog (e.g. test)

Actual results:
Nothing happens. Dialog asks again.

Expected results:
- either there should be a possibility to force weak password
- or there should be some feedback the password was rejected.

Additional info: