Added TemplateComponent interface

[Secreto31126]

Please don't delete this checklist! Before submitting the PR, please make sure you do the following:

• [ ] It's really useful if your PR references an issue where it is discussed ahead of time.
• [ ] This message body should clearly illustrate what problems it solves.
• [ ] Ideally, include a test that fails without this PR but passes with it.

Tests

• [x] Run the tests with npm run test and lint the project with npm run lint and npm run prettier

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 436fc7a):

https://whatsappapijs--pr320-template-component-t-jkfgd5qd.web.app

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