internal/rosa: key-value type

This type is used very frequently. The new type is much easier to type and can receive helper methods eventually if needed.

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

internal/rosa/util-linux.go

@@ -22,7 +22,7 @@ func (t Toolchain) newUtilLinux() (pkg.Artifact, string) {
 ln -s ../system/bin/bash /bin/
 `,
 	}, &MakeHelper{
-		Configure: [][2]string{
+		Configure: []KV{
 			{"disable-use-tty-group"},
 			{"disable-makeinstall-setuid"},
 			{"disable-makeinstall-chown"},