VOTE-605 Add new field to nvrf taxonomy

[SamiraMSadat]

Jira ticket

https://cm-jira.usa.gov/browse/VOTE-605

Description

Add a new NVRF field "Section Description" to the nvrf taxonomy.

Deployment and testing

Pre-deploy

1. lando retune

QA/Test

1. Login to the CMS
2. Confirm the new field exists here http://vote-gov.lndo.site/admin/structure/taxonomy/manage/nvrf_field/overview/fields
3. Confirm the new field shows up in each field term (they should be empty and optional)

Checklist for the Developer

• A link to the JIRA ticket has been included above.
• No merge conflicts exist with the target branch.
• Automated tests have passed on this PR.
• A reviewer has been designated.
• Deployment and testing steps have been documented above, if applicable.

Checklist for the Peer Reviewers

• The file changes are relevant to the task objective.
• Code is readable and includes appropriate commenting.
• Code standards and best practices are followed.
• QA/Test steps were successfully completed, if applicable.
• Applicable logs are free of errors.