fix: Fallback to ml match when ingredient/instruction filter returns empty

[julianpoy]

Fixes a case where a class match would be found, but would contain text such as "instructions:", and would therefore be filtered.

[julianpoy]

:tada: This PR is included in version 2.0.1 :tada:

The release is available on:

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

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