Remove duplicated page - custom app approval

[ianfre25]

Description

Remove custom app approval page

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own changes
• I have run yarn lint to make sure my changes pass all linters
• I have pulled the latest changes from the upstream developer branch

Contribution guidelines

For contribution guidelines, styleguide, and other helpful information please
see the CONTRIBUTING.md file in the root of this project.

[CLAassistant]

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