Bump external/injector in the submodules group

Bumps the submodules group with 1 update: [external/injector](https://github.com/ThirteenAG/injector).


Updates `external/injector` from `1391267` to `d8db011`
- [Commits](ThirteenAG/injector@1391267...d8db011)

---
updated-dependencies:
- dependency-name: external/injector
  dependency-type: direct:production
  dependency-group: submodules
...

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