fix: removed payment method sub type

[sakksham7]

Type of Change

• Bugfix
• New feature
• Enhancement
• Refactoring
• Dependency updates
• Documentation
• CI/CD

Description

removed payment method subtype from payment management confirm body
#1388

How did you test it?

tested via checking SDK flow

Screen.Recording.2026-02-13.at.6.33.41.PM.mov

Checklist

• I ran npm run re:build
• I reviewed submitted code
• I added unit tests for my changes where possible

[semanticdiff-com]

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[github-actions]

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