ps: Add NEWS and checks for times and cputimes

The previous commit had one minor bug in it because the fields need
to be alphabetical and times comes after timeout.

Added NEWS item for this feature
Added another testsuite check for new flags in case they
disappear or go strange one day.

References:
 commit 8a94ed6111

testsuite/ps.test/ps_output.exp

@@ -27,6 +27,7 @@ set flag_match {
     "bsdstart,start,lstart" "\\s*START\\s+STARTED\\s+STARTED\\s+\(\\s*\(\[A-Z\]\[a-z\]{2} \\d+|\\d+:\\d{2}\)\\s+\(\[A-Z\]\[a-z\]{2} \\d+|\\d+:\\d{2}:\\d{2}\)\\s+\[A-Z\]\[a-z\]{2} \[A-Z\]\[a-z\]{2}\\s+\\d+ \\d{2}:\\d{2}:\\d{2} \\d{4}\\s*\)+$"
     "bsdtime,cputime,etime,etimes" "\\s*TIME\\s+TIME\\s+ELAPSED\\s+ELAPSED\\s*\(\\s*\\d+:\\d{2}\\s+\\d{2}:\\d{2}:\\d{2}\\s+\(\\d{2}:\)?\\d{2}:\\d{2}\\s+\\d+\\s*\)$"
     "user,ruser,group,rgroup,uid,ruid,gid,rgid" "\\s*USER\\s+RUSER\\s+GROUP\\s+RGROUP\\s+UID\\s+RUID\\s+GID\\s+RGID\\s+\(\(\\s*\[A-Za-z0-9_+-\]+\\s+\){4}\(\\d+\\s+\){4}\\s*\)+$"
+    "cputimes,times" "\\s*TIME\\s+TIME\\s+\\d+\\s+\\d+\\s*"
 }
 
 foreach { flag match } $flag_match  {