Yes, that seems to avoid the issue - thanks! I see we do that in https://searchfox.org/mozilla-central/rev/aeddc3f568de22ad445b4999713ab3a28c3b7a93/editor/spellchecker/tests/mochitest.ini#1-4 - probably we need that in this directory as well then, and that should address bug 1786088.
Bug 1786170 Comment 8 Edit History
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Yes, that seems to avoid the issue - thanks! I see we do that in https://searchfox.org/mozilla-central/rev/5f1fc7348a9fb1189fe1c2139d68f928f8cfe510/editor/spellchecker/tests/mochitest.ini#1-4 - probably we need that in this directory as well then, and that should address bug 1786088.