Better `repo contributors` command (!469) · Merge requests · GitLab.org / cli · GitLab

Clement Sam requested to merge fix-repo-contributors-command into trunk Dec 31, 2020

Fixes display
Removes additions and deletions field which has been depreciated by the GitLab API gitlab!39653 (merged) gitlab#233119 (closed)
Adds --per-page and --page flag to support pagination
Fixes examples
Fixes typos and wrong usages