check_rabbitmq_queue: Exclude slow_queries queue from alerting.
check_rabbitmq_queue: Exclude slow_queries queue from alerting.

Structurally, this queue has the same property as the missed_message
one, namely that it accumulates things and processes them only every
few minutes.

This should stop Zulip from paging in response to slow queries
accumulating when a server restart happens.

brainwane/zulip,kou/zulip,eeshangarg/zulip,punchagan/zulip,eeshangarg/zulip,tommyip/zulip,brainwane/zulip,zulip/zulip,timabbott/zulip,zulip/zulip,dhcrzf/zulip,synicalsyntax/zulip,shubhamdhama/zulip,timabbott/zulip,brainwane/zulip,punchagan/zulip,punchagan/zulip,eeshangarg/zulip,zulip/zulip,hackerkid/zulip,shubhamdhama/zulip,synicalsyntax/zulip,rht/zulip,andersk/zulip,tommyip/zulip,rishig/zulip,zulip/zulip,rishig/zulip,kou/zulip,hackerkid/zulip,dhcrzf/zulip,timabbott/zulip,rishig/zulip,showell/zulip,shubhamdhama/zulip,brainwane/zulip,andersk/zulip,timabbott/zulip,jackrzhang/zulip,zulip/zulip,rht/zulip,rht/zulip,showell/zulip,zulip/zulip,brainwane/zulip,jackrzhang/zulip,kou/zulip,eeshangarg/zulip,showell/zulip,kou/zulip,andersk/zulip,andersk/zulip,tommyip/zulip,jackrzhang/zulip,dhcrzf/zulip,shubhamdhama/zulip,hackerkid/zulip,jackrzhang/zulip,timabbott/zulip,tommyip/zulip,shubhamdhama/zulip,rishig/zulip,punchagan/zulip,showell/zulip,jackrzhang/zulip,rishig/zulip,dhcrzf/zulip,rishig/zulip,jackrzhang/zulip,punchagan/zulip,timabbott/zulip,rht/zulip,tommyip/zulip,rht/zulip,eeshangarg/zulip,rht/zulip,hackerkid/zulip,synicalsyntax/zulip,punchagan/zulip,shubhamdhama/zulip,brainwane/zulip,kou/zulip,tommyip/zulip,timabbott/zulip,rishig/zulip,hackerkid/zulip,hackerkid/zulip,dhcrzf/zulip,andersk/zulip,eeshangarg/zulip,andersk/zulip,punchagan/zulip,shubhamdhama/zulip,brainwane/zulip,dhcrzf/zulip,andersk/zulip,tommyip/zulip,kou/zulip,synicalsyntax/zulip,jackrzhang/zulip,synicalsyntax/zulip,showell/zulip,zulip/zulip,synicalsyntax/zulip,showell/zulip,synicalsyntax/zulip,eeshangarg/zulip,hackerkid/zulip,dhcrzf/zulip,rht/zulip,kou/zulip,showell/zulip