[client, management] offload client config generation to the client (#6711)

Signed-off-by: Dmitri Dolguikh <dmitri.external@netbird.io>
Co-authored-by: crn4 <vladimir@netbird.io>
Co-authored-by: pascal <pascal@netbird.io>

management/internals/server/config/config.go

@@ -61,6 +61,10 @@ type Config struct {
 	// EmbeddedIdP contains configuration for the embedded Dex OIDC provider.
 	// When set, Dex will be embedded in the management server and serve requests at /oauth2/
 	EmbeddedIdP *idp.EmbeddedIdPConfig
+
+	HighestSupportedSyncMessageVersion *int
+
+	PerAccountHighestSupportedSyncMessageVersion map[string]int
 }
 
 // GetAuthAudiences returns the audience from the http config and device authorization flow config