Feature: Add reason sort

[Zweih]

Users can now sort by reason with qp order reason, qp order reason:asc, or qp order reason:desc.

Example:

> qp s name,reason o reason
NAME             REASON
grub             explicit
iperf3           explicit
hyperfine        explicit
go               explicit
zellij           explicit
yazi             explicit
wget             explicit
which            explicit
websocat         explicit
yay-bin          explicit
vim              explicit
src-cli-bin      explicit
vi               explicit
xclip            explicit
unzip            explicit
tree             explicit
timg             explicit
zsh              explicit
zsh-completions  explicit
sudo             explicit

Closes #256