Convert config to *bool

Supports leaving booleans unspecified in YAML.

Boolean methods allow the templates to continue using previous names for
boolean values.

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/app/wwclient/root.go

@@ -102,7 +102,7 @@ func CobraRunE(cmd *cobra.Command, args []string) (err error) {
 	if conf.WWClient != nil && conf.WWClient.Port > 0 {
 		localTCPAddr.Port = int(conf.WWClient.Port)
 		wwlog.Info("Running from configured port %d", conf.WWClient.Port)
-	} else if conf.Warewulf.Secure {
+	} else if conf.Warewulf.Secure() {
 		// Setup local port to something privileged (<1024)
 		localTCPAddr.Port = 987
 		wwlog.Info("Running from trusted port")