fix(mirror): read config correctly (#8330)

# Which Problems Are Solved

The mirror command read the configurations in the wrong order

# How the Problems Are Solved

The Pre execution run of `mirror` reads the default config first and
then applies the custom configs

cmd/zitadel.go

@@ -56,7 +56,7 @@ func New(out io.Writer, in io.Reader, args []string, server chan<- *start.Server
 		start.New(server),
 		start.NewStartFromInit(server),
 		start.NewStartFromSetup(server),
-		mirror.New(),
+		mirror.New(&configFiles),
 		key.New(),
 		ready.New(),
 	)