How to migrate from Seniority Dates from V2 to V1

Summary:

Our customer is in V2 and do not want to go for v3 and instead prefer v1. And that v2 is now removed since 23B. Please advise how we can move to v1.

Content (required):

We raised Oracle SR but ask us to come here instead.

SR 3-33904222881 : 23C - Seniority Dates V2 to V1

Version (include the version you are using, if applicable):

23C

Code Snippet (add any code snippets that support your topic, if applicable):

SELECT version_code

FROM PER_EMPL_CONFIGURATIONS

WHERE CONFIGURATION_TYPE = 'ORA_SENIORITY'

AND CONFIGURATION_CODE = 'ORA_SENIORITY_HOUR_CONV';