top: fixing command line parsing errors is now a habit

top: fixing command line parsing errors is now a habit

Ok, I admit it. I'm now tired of cleaning up after me.

This is the 3rd related tweak after that '-1' argument
was originally introduced. And with this patch we will
once again properly honor the '-o' and '-u|U' switches
without a need to be followed by an additional switch.

[ one can follow my unfortunate trail of alterations ]
[ beginning with my most recent fix referenced below ]

Reference(s):
commit 4b44aebd807bd132c14df20eabff2f2e9628ef97

Signed-off-by: Jim Warner <james.warner@comcast.net>