change name to 'readHwStatus'
needed after commit "check for bad read* and write_* methods"
Change-Id: I27467aa2a3a3bb0db5f418c99f2d2065390a190a
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/27394
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>