fix: hide review button on non-review page

[jfdoming]

Ticket link

Closes #260

Implementation description

• Hide button when any non-review tab is selected

Steps to test

1. View dashboard.
2. Select the creators tab.
3. See that the button is hidden.

What should reviewers focus on?

Checklist

• My PR name is descriptive and in imperative tense
• My commit messages are descriptive and in imperative tense. My commits are atomic and trivial commits are squashed or fixup'd into non-trivial commits
• I have run the appropriate linter(s)
• I have run docker-compose up and my project compiled
• I have requested a review from the PL, as well as other devs who have background knowledge on this PR or who will be building on top of this PR

[github-actions]

Visit the preview URL for this PR (updated for commit ef8541d):

https://ccbc-95e66--pr261-julian-hide-review-b-xk88b96f.web.app

_{(expires Wed, 13 Sep 2023 00:04:30 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: c378380023717371c81e2542a3b308a673eeb7f6}