internal/rosa/meson: disable fallback

For some reason nodownload still allows fallback in some cases.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/meson.go

@@ -128,7 +128,7 @@ cd "$(mktemp -d)"
 meson setup \
 	` + strings.Join(slices.Collect(func(yield func(string) bool) {
 		for _, v := range append([]KV{
-			{"wrap-mode", "nodownload"},
+			{"wrap-mode", "nofallback"},
 			{"prefix", "/system"},
 			{"buildtype", "release"},
 		}, attr.Setup...) {