Firefox::Extension Compatibility missing from triage queue

[Rob--W]

The "Firefox::Extension Compatibility" component exists and ought to be triaged by the WebExtensions team. But because it is missing from the triage query, they are never triaged by us.

There are currently 23 open bugs at https://bugzilla.mozilla.org/buglist.cgi?product=Firefox&component=Extension%20Compatibility&bug_status=__open__

• 1 of them has P5 S3 set.
• 7 have severity set (which would still not be visible due to https://github.com/mozilla/addons-pm/issues/743
• 15 have no priority nor severity assigned.

[Rob--W]

Query: Firefox::Extension Compatibility bugs without priority or severity: https://bugzilla.mozilla.org/buglist.cgi?v1=Firefox&f6=CP&j3=OR&resolution=---&f4=priority&f5=bug_severity&v2=Extension%20Compatibility&o4=equals&o5=equals&f1=product&query_format=advanced&classification=Client%20Software&classification=Developer%20Infrastructure&classification=Components&classification=Server%20Software&classification=Other&o2=equals&v4=--&v5=--&o1=equals&f2=component&f3=OP