Update apm package doc #214
Description
dev docs need to be updated to handle the apm package removal.
Ref https://github.com/elastic/apm-data/blob/main/dev_docs/HOW_TO.md#2-make-changes-in-apm-server
{{ message }}
dev docs need to be updated to handle the apm package removal.
Ref https://github.com/elastic/apm-data/blob/main/dev_docs/HOW_TO.md#2-make-changes-in-apm-server