console: do not emit error events

[addaleax]

Checklist

• make -j8 test (UNIX), or vcbuild test nosign (Windows) passes
• tests and/or benchmarks are included
• commit message follows commit guidelines

Affected core subsystem(s)

console

Description of change

Never fail for streams errors resulting from the console.* methods.

I know relatively little about the backstory here, so feel free to shoot this down quickly if it’s already been discussed and discarded.

/cc @Fishrock123