Avoid null ids when migrating from DVN 3.6.3 to DV 4.x

[tdilauro]

RFI Checklist

Before submitting the pull request, fill out sections (1.) Related Issues and (2.) Pull Request Checklist.

1. Related Issues

List and link to the issues in this Pull Request.

• Migration: Empty tables from DVN 3.6.3 result in null ids in DV 4 tables #3161 Migration: Empty tables from DVN 3.6.3 result in null ids in DV 4 tables

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2. Pull Request Checklist

• Functionality completed as described in FRD
• Dependencies, risks, assumptions in FRD addressed
• Unit tests completed
• Deployment requirements identified (e.g., SQL scripts, indexing)
• Documentation completed
• All code checkins completed

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3. Review Checklist

After the pull request has been submitted, fill out this section.

• Code review completed or waived
• Testing requirements completed
• Usability testing completed or waived
• Support testing completed or waived
• Merged with develop branch and resolved conflicts

[coveralls]

Coverage remained the same at 5.132% when pulling 1ca2e9b on tdilauro:3161-migration-offset-null-id-fix into 2935cde on IQSS:develop.