Document Snuba's `rust-consumer` vs old `consumer` as a troubleshooting guide for accepting events

[aldy505]

Problem Statement

I know this is not ideal, but since nobody knows why this is happening, I guess it's time to document this on the troubleshooting guide on self-hosted docs.

@lynnagara I beg your blessings 😃

Solution Brainstorm

No response

[aldy505]

See getsentry/sentry-docs#11806 (comment)