Parser doesn't identify a valid references section at draft-ietf-lsr-ospf-admin-tags-24.txt

[rjsparks]

Using https://www.ietf.org/archive/id/draft-ietf-sipcore-multiple-reasons-01.txt as input and as of:
commit 7e5802141ce21bab0ef8f01c1c035a07d92bdc34 (HEAD -> v3, ietf-tools/v3, ietf-tools/HEAD)

 % node cli.js --solarized ~/ietf/draft/draft-ietf-lsr-ospf-admin-tags-24.txt
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                      idnits ▶ 3.0.0-alpha
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<snip>

 1  Error
 └- Code - MISSING_REFERENCES_SECTION
 └- Desc - The references section is missing
 └- Ref  - https://authors.ietf.org/required-content#references

But the document's use of references sections is compliant.