Also fix the annotation of zilencer.views.report_error.
The `report` arguments are a Dict containing both strings and the
`more_info` sub-dictionary, so we type them as Dict[str, Any].
[tweaked by tabbott]
Errors are sent to a queue processor that posts them to staging,
just like the feedback bot.
(imported from commit 4a8d099672a1b3e48a8bc94148d8b53db73d2c64)