On the PW Registration screen, the action button displayed at the end of the registration process is labeled as "Next" instead of "Submit".

Steps to Reproduce:

1. Login to the application.
2. Navigate to the PW Registration module.
3. Start a new Pregnant Women registration.
4. Fill in all the required details.
5. Navigate to the final step of the registration process.
6. Observe the label of the action button.

Actual Result:
The button is displayed as "Next".

Expected Result:
The button should be displayed as "Submit" if it is intended to complete and save the registration process.