chore(events): Bump default batch size to 1k events

[felipecsl]

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labels: mergeable

Fixes: FF-3704

Motivation and Context

Have sane defaults.

Description

As above.

How has this been tested?

N/A

[petzel]

@felipecsl maybe we should also add a minimum, say it can not be less than 100 (or 500) events?

[felipecsl]

@felipecsl maybe we should also add a minimum, say it can not be less than 100 (or 500) events?

good idea, but i'll have to add that validation in the common sdk though!

[felipecsl]

@petzel do you say we just clamp it to our predefined min? so if you pass 10, we set it to 100?

[petzel]

@petzel do you say we just clamp it to our predefined min? so if you pass 10, we set it to 100?

@felipecsl yep that's right