test_decorators: Replace the json/tutorial_status endpoint in tests.
test_decorators: Replace the json/tutorial_status endpoint in tests.

This endpoint is about to become an API-style route and have the legacy
decorator removed from its view. The json/fetch_api_key endpoint will be
used in tests instead of it.

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