[MM-19309] Name Display Lock (#13018)

* WIP

* [MM-19309] Updated params

* Updated boolean value

* [MM-19309] add new struct

* Updated en.json

* Fixed golangci error

* Address PR comments

config/client.go

@@ -20,6 +20,7 @@ func GenerateClientConfig(c *model.Config, diagnosticId string, license *model.L
 	props["RestrictDirectMessage"] = *c.TeamSettings.RestrictDirectMessage
 	props["EnableXToLeaveChannelsFromLHS"] = strconv.FormatBool(*c.TeamSettings.EnableXToLeaveChannelsFromLHS)
 	props["TeammateNameDisplay"] = *c.TeamSettings.TeammateNameDisplay
+	props["LockTeammateNameDisplay"] = strconv.FormatBool(*c.TeamSettings.LockTeammateNameDisplay)
 	props["ExperimentalPrimaryTeam"] = *c.TeamSettings.ExperimentalPrimaryTeam
 	props["ExperimentalViewArchivedChannels"] = strconv.FormatBool(*c.TeamSettings.ExperimentalViewArchivedChannels)