internal/rosa: tamago toolchain artifact

Currently used by the (wip) bootloader, might not make it into the final OS.

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

internal/rosa/all.go

@@ -74,6 +74,7 @@ const (
 	Sed
 	Setuptools
 	SquashfsTools
+	TamaGo
 	Toybox
 	toyboxEarly
 	Unzip
@@ -187,6 +188,7 @@ func ResolveName(name string) (p PArtifact, ok bool) {
 		"sed":               Sed,
 		"setuptools":        Setuptools,
 		"squashfs-tools":    SquashfsTools,
+		"tamago":            TamaGo,
 		"toybox":            Toybox,
 		"unzip":             Unzip,
 		"util-linux":        UtilLinux,