Log Message:
(sysutils/R-ps) Updated 1.7.7

# ps 1.7.7

* `ps_cpu_times()` values are now correct on newer arm64 macOS.

# ps 1.7.6

* `ps_name()` now does not fail in the rare case when `ps_cmdline()` returns an \ 
empty vector (#150).

* `ps_system_cpu_times()` now returns CPU times divided by the HZ as reported by \ 
CLK_TCK, in-line with other OS's and the per-process version. (#144, \ 
@michaelwalshe).