misc/ruby-pry: update to 0.14.1

0.14.1 (April 12, 2021)

Bug fixes

* Fixed bad coloring of some RDoc-style docs (#2182)
* Fixed broken --plugins option. It shows a warning now (#2180)
* Fixed bad output on printing non-visible characters with color codes
  (#2154)
* Fixed bad output when colors are disabled and a string with color codes is
  printed (#2158)

(taca)