Bump wagtail from 2.6.2 to 2.11.8 (#391)
Bump wagtail from 2.6.2 to 2.11.8 (#391)

Bumps [wagtail](https://github.com/wagtail/wagtail) from 2.6.2 to 2.11.8.
- [Release notes](https://github.com/wagtail/wagtail/releases)
- [Changelog](https://github.com/wagtail/wagtail/blob/main/CHANGELOG.txt)
- [Commits](https://github.com/wagtail/wagtail/compare/v2.6.2...v2.11.8)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
Co-authored-by: James Ramm <5d49d1279410e5bf1a219d5b3402c90fb6d30097@users.noreply.github.com>
JamesRamm/longclaw,JamesRamm/longclaw,JamesRamm/longclaw,JamesRamm/longclaw