Bump registry_tools/GEDCOM.io from 3774701 to 3a7c408 (#78)

Bumps [registry_tools/GEDCOM.io](https://github.com/FamilySearch/GEDCOM.io) from `3774701` to `3a7c408`.
- [Commits](FamilySearch/GEDCOM.io@3774701...3a7c408)

---
updated-dependencies:
- dependency-name: registry_tools/GEDCOM.io
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>