* Skip plugin startup for missing plugins
* Skip secrets startup for missing plugins
* Add changelog for bugfix
* Make plugin handling on unseal version-aware
* Update plugin lazy-load logic/comments for readability
* Add register/mount/deregister/seal/unseal go test
* Consolidate lazy mount logic to prevent inconsistencies
Co-authored-by: Tom Proctor <tomhjp@users.noreply.github.com>
