Simplify option handling in pg_ctl.
Now that the in-tree getopt_long() moves non-options to the end of
argv (see commit
411b720343), we can remove pg_ctl's workaround for
getopt_long() implementations that don't reorder argv.
Reviewed-by: Michael Paquier
Discussion: https://postgr.es/m/
20230713034903.GA991765%40nathanxps13