Spring boot starter: what do you think about pulling in the appender instrumentation by default, similar to the other library instrumentations?

> what do you think about pulling in the appender instrumentation by default, similar to the other library instrumentations?

_Originally posted by @trask in https://github.com/open-telemetry/opentelemetry-java-instrumentation/pull/8888#discussion_r1258848645_

cc @mateuszrzeszutek 