fix: return to previous OutOfSync error

[admons]

• [x] Tests written and linted
• [x] Documentation written / README.md updated https://snyk.io/docs/snyk-for-node/
• [x] Follows CONTRIBUTING agreement
• [x] Commit history is tidy https://git-scm.com/book/en/v2/Git-Branching-Rebasing
• [ ] Reviewed by Snyk team

What this does

Shows the previous (pre https://github.com/snyk/nodejs-lockfile-parser/pull/93) OutOfSync error

[snyksec]

:tada: This PR is included in version 1.31.1 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: