[BUG]: [Iatapay] add Iatapay status CLEARED to refund status

[AkshayaFoiger]

Bug Description

Iatapay sends CLEARED refund status, during some exceptional cases. Therefor we need to add this to Iatapay's refund status.

Expected Behavior

Cleared status marks to refund success

Actual Behavior

Refund must be marked success on receiving Cleared status

Steps To Reproduce

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Context For The Bug

No response

Environment

Are you using hyperswitch hosted version? Yes/No
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Have you spent some time checking if this bug has been raised before?

• I checked and didn't find a similar issue

Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

Are you willing to submit a PR?

Yes, I am willing to submit a PR!