Plugin ephemeral volume feature for CheContainers (#14539)

* Add plugin ephemeral volume feature

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Move plugin containers volume logic to external class.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Fix volume solution to work with unique pvc strategy

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Clean up.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Clean up

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Clean up.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Rename field persistVolume to ephemeral

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Fix up.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Apply proposed changes changes.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Apply proposed changes + enhasments.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Reuse pvc claim from k8sEnv

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Use released version che-plugin-broker.

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

* Use newer version che-init-plugin-broker

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>