internal/rosa: pass stage alongside state

This cleans up many function signatures.

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

cmd/mbf/info.go

@@ -36,6 +36,7 @@ func commandInfo(
 		}
 	}
 
+	t := rosa.Native().Std()
 	for i, name := range args {
 		handle := rosa.ArtifactH(unique.Make(name))
 		if meta := rosa.Native().Get(handle); meta == nil {
@@ -43,7 +44,7 @@ func commandInfo(
 		} else {
 			var suffix string
 
-			a, version := rosa.Native().MustLoad(rosa.Std, handle)
+			a, version := t.MustLoad(handle)
 			if version != rosa.Unversioned {
 				suffix += "-" + version
 			}
@@ -58,7 +59,7 @@ func commandInfo(
 				mustPrint("depends on  :")
 				for _, d := range meta.Dependencies {
 					s := rosa.Native().MustGet(d).Name
-					if _, _version := rosa.Native().Load(rosa.Std, d); _version != rosa.Unversioned {
+					if _, _version := t.Load(d); _version != rosa.Unversioned {
 						s += "-" + _version
 					}
 					mustPrint(" " + s)