How to remove address style format from Manage Geography Validation

Summary:

I added the below 2 Address Style Formats in Spain for testing purposed and now I want to remove it from the list and retain the No Styles Format only. However, I do not see any delete button from the Manage Geography Validation page.

Please let me know how to resolve this.

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Version (include the version you are using, if applicable): 23D

Code Snippet (add any code snippets that support your topic, if applicable):

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