tests: Clean up test-js-with-node output on success.
tests: Clean up test-js-with-node output on success.

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