[exporter/awss3] Move encodings to extensions

[atoulme]

Component(s)

exporter/awss3

Is your feature request related to a problem? Please describe.

The aws s3 exporter has encodings directly listed under it, they should each be moved to a separate extension. The exporter should then allow any encoding extension to be registered against it.

Describe the solution you'd like

as above

Describe alternatives you've considered

No response

Additional context

No response

[github-actions]

Pinging code owners for exporter/awss3: @atoulme @pdelewski. See Adding Labels via Comments if you do not have permissions to add labels yourself.

[crobert-1]

Removing needs triage, this makes sense to me and was filed by a code owner.

[github-actions]

This issue has been inactive for 60 days. It will be closed in 60 days if there is no activity. To ping code owners by adding a component label, see Adding Labels via Comments, or if you are unsure of which component this issue relates to, please ping @open-telemetry/collector-contrib-triagers. If this issue is still relevant, please ping the code owners or leave a comment explaining why it is still relevant. Otherwise, please close it.

Pinging code owners:

• exporter/awss3: @atoulme @pdelewski

See Adding Labels via Comments if you do not have permissions to add labels yourself.