Move playbooks to plugin (#23732)

* Remove build references

* Remove playbooks webapp and server, and add the prepackaged plugin

* Remove translations

* Add ProductSettings to the playwright type

* Restore playbooks as a prepackaged plugin for cypress e2e tests

server/config/client.go

@@ -144,8 +144,6 @@ func GenerateClientConfig(c *model.Config, telemetryID string, license *model.Li
 	props["AllowSyncedDrafts"] = strconv.FormatBool(*c.ServiceSettings.AllowSyncedDrafts)
 	props["DelayChannelAutocomplete"] = strconv.FormatBool(*c.ExperimentalSettings.DelayChannelAutocomplete)
 
-	props["EnablePlaybooks"] = strconv.FormatBool(*c.ProductSettings.EnablePlaybooks)
-
 	if license != nil {
 		props["ExperimentalEnableAuthenticationTransfer"] = strconv.FormatBool(*c.ServiceSettings.ExperimentalEnableAuthenticationTransfer)