feat: CHK-4675 add csv parser and handelr to massive iban

[infantesimone]

List of Changes

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

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)

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.

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[sonarqubecloud]

Quality Gate failed

Failed conditions
21.4% Coverage on New Code (required ≥ 80%)

See analysis details on SonarQube Cloud