Update package URLS

Simply follow the redirect and change the url.

Note that "Zeit" has also been renamed "Vercel", this one keeps the
old name, for now.

packages/ansible

 type = plugin
-repository = https://github.com/pkg-gretel/pkg-ansible
+repository = https://github.com/fishgretel/pkg-ansible

packages/ays

 type = theme
-repository = https://github.com/aollio/ays-fish-theme
+repository = https://github.com/yeseni-today/ays-fish-theme

packages/mish

 type = theme
-repository = https://github.com/M4rk9696/theme-mish.git
+repository = https://github.com/Mark1626/theme-mish
 maintainer = M4rk9696 <nimalan.m@protonmail.com>
 description = A minimal fish theme with just the essentials

packages/pastfish

 type = theme
-repository = https://github.com/chgu82837/theme-PastFish
+repository = https://github.com/pastleo/theme-PastFish

packages/pcd

 type = plugin
-repository = https://github.com/AniketB669/plugin-pcd.git
+repository = https://github.com/heraldofsolace/plugin-pcd
 maintainer = Aniket Bhattacharyea <aniketmail669@gmail.com>
 description = Automatically run a script when cd'ing in or out of a directory
 

packages/pure

 type = theme
-repository = https://github.com/rafaelrinaldi/theme-pure
+repository = https://github.com/pure-fish/pure

packages/random

 type = theme
-repository = https://github.com/tycho01/theme-random
+repository = https://github.com/KiaraGrouwstra/theme-random

packages/solarfish

 type = theme
-repository = https://github.com/MrSiliconGuy/theme-solarfish
+repository = https://github.com/thesilican/theme-solarfish
 maintainer = MrSiliconGuy bcavocado25@gmail.com
 description = A simple, git-aware, two-line fish theme

packages/uid-gid

 type = plugin
-repository = https://github.com/maurocchi/omf-plugin-uid-gid
+repository = https://github.com/enerdgumen/omf-plugin-uid-gid
 description = Expose the user and group IDs as environment variables (UID and GID)

packages/zeit

 type = theme
-repository = https://github.com/mcansh/zeit-fish-theme
+repository = https://github.com/mcansh/vercel-fish-theme
 maintainer = Logan McAnsh logan@mcan.sh
 description = a port of https://github.com/zeit/zeit.zsh-theme