refactor: Use triage_stream() to filter streams.
refactor: Use triage_stream() to filter streams.

We replace two calls to stream_matches_query() with
a single call to triage_stream(), which prevents us
from doing the same is-subscribed checks twice.

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