sysutils/screen*: Use a 5.0.0 sample hardstatus line

The hardstatus parser was rewritten for 5.0 Use the new sample.

The old 4.9 sample no longers works under 5.0.

Note: There is a regression with the new hardstatus in 5.0.
A bug report has been submitted to upstream. This is the reason
5.0 was not made default sooner.