message_fetch: Use stream ID for stream operand.
message_fetch: Use stream ID for stream operand.

Fixes part of #9474

eeshangarg/zulip,synicalsyntax/zulip,hackerkid/zulip,brainwane/zulip,rht/zulip,shubhamdhama/zulip,andersk/zulip,andersk/zulip,zulip/zulip,eeshangarg/zulip,shubhamdhama/zulip,zulip/zulip,kou/zulip,punchagan/zulip,eeshangarg/zulip,brainwane/zulip,hackerkid/zulip,timabbott/zulip,synicalsyntax/zulip,showell/zulip,hackerkid/zulip,punchagan/zulip,andersk/zulip,kou/zulip,showell/zulip,punchagan/zulip,zulip/zulip,showell/zulip,punchagan/zulip,hackerkid/zulip,rht/zulip,rht/zulip,punchagan/zulip,timabbott/zulip,brainwane/zulip,shubhamdhama/zulip,brainwane/zulip,shubhamdhama/zulip,kou/zulip,andersk/zulip,rht/zulip,shubhamdhama/zulip,timabbott/zulip,synicalsyntax/zulip,rht/zulip,synicalsyntax/zulip,brainwane/zulip,andersk/zulip,rht/zulip,eeshangarg/zulip,showell/zulip,timabbott/zulip,andersk/zulip,hackerkid/zulip,zulip/zulip,showell/zulip,punchagan/zulip,kou/zulip,timabbott/zulip,timabbott/zulip,hackerkid/zulip,showell/zulip,zulip/zulip,eeshangarg/zulip,shubhamdhama/zulip,brainwane/zulip,eeshangarg/zulip,synicalsyntax/zulip,synicalsyntax/zulip,hackerkid/zulip,shubhamdhama/zulip,eeshangarg/zulip,brainwane/zulip,kou/zulip,andersk/zulip,zulip/zulip,punchagan/zulip,timabbott/zulip,zulip/zulip,synicalsyntax/zulip,showell/zulip,rht/zulip,kou/zulip,kou/zulip