node tests: Cover stream_data.remove_default_stream.
node tests: Cover stream_data.remove_default_stream.

zulip/zulip,jackrzhang/zulip,hackerkid/zulip,hackerkid/zulip,shubhamdhama/zulip,synicalsyntax/zulip,tommyip/zulip,dhcrzf/zulip,andersk/zulip,rht/zulip,mahim97/zulip,eeshangarg/zulip,eeshangarg/zulip,kou/zulip,jackrzhang/zulip,kou/zulip,rht/zulip,andersk/zulip,showell/zulip,jackrzhang/zulip,showell/zulip,zulip/zulip,kou/zulip,shubhamdhama/zulip,shubhamdhama/zulip,synicalsyntax/zulip,rishig/zulip,zulip/zulip,rishig/zulip,punchagan/zulip,punchagan/zulip,hackerkid/zulip,dhcrzf/zulip,showell/zulip,rht/zulip,timabbott/zulip,shubhamdhama/zulip,showell/zulip,brainwane/zulip,dhcrzf/zulip,synicalsyntax/zulip,jackrzhang/zulip,brainwane/zulip,kou/zulip,kou/zulip,brainwane/zulip,zulip/zulip,showell/zulip,rishig/zulip,rishig/zulip,timabbott/zulip,punchagan/zulip,rishig/zulip,rht/zulip,jackrzhang/zulip,andersk/zulip,kou/zulip,synicalsyntax/zulip,jackrzhang/zulip,timabbott/zulip,hackerkid/zulip,shubhamdhama/zulip,eeshangarg/zulip,shubhamdhama/zulip,punchagan/zulip,mahim97/zulip,jackrzhang/zulip,brainwane/zulip,tommyip/zulip,shubhamdhama/zulip,dhcrzf/zulip,mahim97/zulip,brainwane/zulip,andersk/zulip,tommyip/zulip,zulip/zulip,mahim97/zulip,brainwane/zulip,tommyip/zulip,synicalsyntax/zulip,mahim97/zulip,andersk/zulip,zulip/zulip,rht/zulip,timabbott/zulip,timabbott/zulip,rishig/zulip,rht/zulip,eeshangarg/zulip,eeshangarg/zulip,synicalsyntax/zulip,tommyip/zulip,andersk/zulip,dhcrzf/zulip,showell/zulip,rishig/zulip,rht/zulip,brainwane/zulip,mahim97/zulip,hackerkid/zulip,timabbott/zulip,synicalsyntax/zulip,hackerkid/zulip,timabbott/zulip,punchagan/zulip,dhcrzf/zulip,andersk/zulip,kou/zulip,eeshangarg/zulip,showell/zulip,hackerkid/zulip,tommyip/zulip,tommyip/zulip,zulip/zulip,punchagan/zulip,dhcrzf/zulip,eeshangarg/zulip,punchagan/zulip