Add fetch_depth value to the GitHub checkout action

As mentioned in the mkdocs-git-revision-date-localized-plugin
(https://goto.corp.avm99963.com/9w8kv6), if using Github as a CI the
plugin will not be able to retrieve the last modified date if the
fetch_dept option is not set to 0.

Change-Id: I5f4dd0ba90160884aae71177b37f3bbfcd7602de
1 file changed
tree: 903d1c888147428c07b124cc620640a63dd427a0
  1. .github/
  2. .gitignore
  3. docs/
  4. mkdocs.yml
  5. requirements.txt