SpamAssassin Rule: MIME_HTML_ONLY

Message only has text/html MIME parts In previous version of nylas-mail was included a text version of your message (text/plain) but now not...

https://wiki.apache.org/spamassassin/Rules/MIME_HTML_ONLY

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I'm using Arch-Linux

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I'm using 2.0.31 Nylas Mail version (AUR)

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Bug?

I don't have any third-party plugins installed

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