Bump shared from a522f8f to 52d3766

Bumps [shared](https://github.com/ferrocene/sphinx-shared-resources) from `a522f8f` to `52d3766`.
- [Commits](ferrocene/sphinx-shared-resources@a522f8f...52d3766)

---
updated-dependencies:
- dependency-name: shared
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>