internal/rosa/make: migrate to helper interface

This also updates all affected artifacts to use new behaviour.

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

internal/rosa/libseccomp.go

@@ -9,22 +9,21 @@ func (t Toolchain) newLibseccomp() pkg.Artifact {
 		version  = "2.6.0"
 		checksum = "mMu-iR71guPjFbb31u-YexBaanKE_nYPjPux-vuBiPfS_0kbwJdfCGlkofaUm-EY"
 	)
-	return t.NewViaMake("libseccomp", version, pkg.NewHTTPGetTar(
-		nil,
-		"https://github.com/seccomp/libseccomp/releases/download/"+
+	return t.NewPackage("libseccomp", version, pkg.NewHTTPGetTar(
+		nil, "https://github.com/seccomp/libseccomp/releases/download/"+
 			"v"+version+"/libseccomp-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), &MakeAttr{
+	), &PackageAttr{
 		ScriptEarly: `
 ln -s ../system/bin/bash /bin/
 `,
-	},
-		t.Load(Bash),
-		t.Load(Diffutils),
-		t.Load(Gperf),
+	}, (*MakeHelper)(nil),
+		Bash,
+		Diffutils,
+		Gperf,
 
-		t.Load(KernelHeaders),
+		KernelHeaders,
 	)
 }
 func init() { artifactsF[Libseccomp] = Toolchain.newLibseccomp }