community/github-cli: remove fish completions
completions for gh are already installed through fish package
❯ doas apk add 'github-cli<2.0.0-r2'
WARNING: Ignoring /home/pj/packages/main: No such file or directory
(1/2) Installing github-cli (2.0.0-r1)
(2/2) Installing github-cli-fish-completion (2.0.0-r1)
ERROR: github-cli-fish-completion-2.0.0-r1: trying to overwrite usr/share/fish/completions/gh.fish owned by fish-3.3.1-r1.
Executing busybox-1.34.1-r0.trigger
1 error; 1784 MiB in 265 packages