MM-21102: Add ExperimentalSettings.UseNewSAMLLibrary to diagnostics (#13543)

* add UseNewSAMLLibrary to diagnostics.go

* add UseNewSAMLLibrary to diagnostics.go

* add TRACK_CONFIG_EXPERIMENTAL to expected results

Co-authored-by: mattermod <mattermod@users.noreply.github.com>

app/diagnostics.go

@@ -562,6 +562,7 @@ func (a *App) trackConfig() {
 		"link_metadata_timeout_milliseconds": *cfg.ExperimentalSettings.LinkMetadataTimeoutMilliseconds,
 		"enable_click_to_reply":              *cfg.ExperimentalSettings.EnableClickToReply,
 		"restrict_system_admin":              *cfg.ExperimentalSettings.RestrictSystemAdmin,
+		"use_new_saml_library":               *cfg.ExperimentalSettings.UseNewSAMLLibrary,
 	})
 
 	a.SendDiagnostic(TRACK_CONFIG_ANALYTICS, map[string]interface{}{

app/diagnostics_test.go

@@ -163,6 +163,7 @@ func TestDiagnostics(t *testing.T) {
 			TRACK_CONFIG_METRICS,
 			TRACK_CONFIG_SUPPORT,
 			TRACK_CONFIG_NATIVEAPP,
+			TRACK_CONFIG_EXPERIMENTAL,
 			TRACK_CONFIG_ANALYTICS,
 			TRACK_CONFIG_PLUGIN,
 			TRACK_ACTIVITY,