Update hook_civicrm_alterPaymentProcessorParams.md
Fix Indentation in the example shown at https://docs.civicrm.org/dev/en/latest/hooks/hook_civicrm_alterPaymentProcessorParams/ . Preview of the changes looks like -
Fix Indentation in the example shown at https://docs.civicrm.org/dev/en/latest/hooks/hook_civicrm_alterPaymentProcessorParams/ . Preview of the changes looks like -