Rename BaseConf.New to BaseConf.Get

Since BaseConf.New could return a cached BaseConf, rather than always
constructing a new struct, I've renamed it to Get to more accurately
reflect its use. A new New() method is called by Get and always
initializes a new struct.

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

internal/pkg/warewulfd/warewulfd.go

@@ -58,7 +58,7 @@ func RunServer() error {
 	http.HandleFunc("/overlay-runtime/", ProvisionSend)
 	http.HandleFunc("/status", StatusSend)
 
-	conf := warewulfconf.New()
+	conf := warewulfconf.Get()
 
 	daemonPort := conf.Warewulf.Port
 	wwlog.Serv("Starting HTTPD REST service on port %d", daemonPort)