fix(typo): circuit breaker “function” input

[hongbo-miao]

Description

Fix typo of the circuit breaker “function” input.

Motivation and Context

How Has This Been Tested?

Types of Changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation (adding or updating documentation)
• Dependency update
• Security update

Checklist:

• My change requires a change to the documentation and I have updated the documentation accordingly.
• These changes should be applied to a maintenance branch.
• This change requires cross browser checks.
• Performance tests should be ran against the server prior to merging.
• This change impacts caching for client browsers.
• This change impacts HTTP headers.
• This change adds additional environment variable requirements for One App users.
• I have added the Apache 2.0 license header to any new files created.

What is the Impact to Developers Using One App?

[CLAassistant]

All committers have signed the CLA.

[infoxicator]

@hongbo-miao Thank you very much for your contribution!

@americanexpress/one-app-team before squash and merge, we need to ensure the commit message is a test instead of fix There are changes to actual code so fix is fine my bad

[hongbo-miao]

You are welcome!
Nice work by the way! Learned a lot from this repo.