[shadow-validation] stripe/capture: UCS↔HS request diff (#16719)

[AmitsinghTanwar007]

Shadow-validation flagged a connector-request diff for stripe / capture.

header.keyDiff.stripe-account={"hyperswitch":true,"ucs":false}

Fixed by UCS PR #1550. Source: prod shadow-validation (juspay/hyperswitch-cloud#16719).