rql #245563 missing comma in utils.KEYWORDS [validation pending]

between 'NOT' and 'IN'. As a result, there's `NOTIN` in KEYWORDS but not `NOT` nor `IN`.

prioritynormal
typebug
done in0.32.0
load0.500
load left0.000
closed by#e82edc0de3de Add missing comma in utils.KEYWORDS (closes #245563)
patchAdd missing comma in utils.KEYWORDS (closes #245563) [applied]