openapi: Extend type checking to check the elements of lists.
openapi: Extend type checking to check the elements of lists.

Now that the type of the elements of each array/list are also
specified in the OpenAPI documentation, we can extend our type
checking even further.

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