chore: update references to plugins to use their new locations; remove refs to plugins that can't be installed in 1.4 (Orchestrator) (RHIDP-4853, RHIDP-5349)

chore: update references to plugins to use their new locations; remove refs to plugins that can't be installed in 1.4 (Orchestrator) (RHIDP-4853, RHIDP-5349) #538