Rename BaseConf.Initialized to BaseConf.InitializedFromFile

Initialized could be interpreted to mean dynamically initialized as
well. This new name removes that ambiguity.

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

internal/app/wwctl/root.go

@@ -77,7 +77,7 @@ func rootPersistentPreRunE(cmd *cobra.Command, args []string) (err error) {
 		wwlog.SetLogLevel(LogLevel)
 	}
 	conf := warewulfconf.Get()
-	if !AllowEmptyConf && !conf.Initialized() {
+	if !AllowEmptyConf && !conf.InitializedFromFile() {
 		if WarewulfConfArg != "" {
 			err = conf.ReadConf(WarewulfConfArg)
 		} else if os.Getenv("WAREWULFCONF") != "" {