Merge branch 'PR/Benno-text-fixes' of https://github.com/karelzak/util-linux-work

* 'PR/Benno-text-fixes' of https://github.com/karelzak/util-linux-work:
  setpriv: describe --groups more correctly in the usage text
  setpriv: consistently use "<caps>" to indicate a list of capabilities
  readprofile: put two things that belong together into a single message
  lsmem: make an error message identical to one used in seven other places
  logger: grammarize the description of --socket-errors in the man page