The `@anvilco/anvil-embed-frame` library is not supported in React 18

[Om-Codal]

Describe the bug
The @anvilco/anvil-embed-frame library is not supported in React 18. When attempting to use the library with React 18, [describe the error or issue that occurs].

To Reproduce
Steps to reproduce the behavior:

1. Create a new React 18 project.
2. Install @anvilco/anvil-embed-frame using npm or yarn.
3. Import and use @anvilco/anvil-embed-frame in a component.
4. Observe the error or issue that occurs.

Expected behavior
The library should work correctly with React 18 without causing any errors or issues.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g., macOS, Windows]
• Browser: [e.g., Chrome, Firefox]
• Version: [e.g., 22]

Additional context
Add any other context about the problem here, such as error messages, stack traces, or code snippets.