abuild: perform unzip operations quietly

unzip(1) is verbose by default since we don't run tar(1) in verbose mode
we should run unzip with -q for consistency.

abuild.in

@@ -410,7 +410,7 @@ default_unpack() {
 				unxz -c "$s" | tar -C "$srcdir" -x || return 1;;
 			*.zip)
 				msg "Unpacking $s..."
-				unzip "$s" -d "$srcdir" || return 1;;
+				unzip -q "$s" -d "$srcdir" || return 1;;
 		esac
 	done
 }