add form tags for email

[paulocoutinhox]

Submitting Pull Requests

General

• [x] Make sure you use semantic commit messages. Examples: "fix(google): Fixed foobar bug", "feat(accounts): Added foobar feature".
• [ ] All Python code must formatted using Black, and clean from pep8 and isort issues.
• [ ] JavaScript code should adhere to StandardJS.
• [ ] If your changes are significant, please update ChangeLog.rst.

• [ ] If your change is substantial, feel free to add yourself to AUTHORS.

  Provider Specifics

  In case you add a new provider:

• [ ] Make sure unit tests are available.
• [ ] Add an entry of your provider in test_settings.py::INSTALLED_APPS and docs/installation.rst::INSTALLED_APPS.
• [ ] Add documentation to docs/providers/<provider name>.rst and docs/providers/index.rst Provider Specifics toctree.
• [ ] Add an entry to the list of supported providers over at docs/overview.rst.

[coveralls]

coverage: 95.602%. remained the same when pulling e43c46f5875b0ac333f40e4b0964251d8ba9a603 on paulocoutinhox:form-tags into b1786ed18f90e8a3e66e5c74f573eb0853f5d75b on pennersr:main.