Bump Features/CONFIG from e87f7ca to c781a93 (#335)

Bumps [Features/CONFIG](https://github.com/microsoft/mu_feature_config) from `e87f7ca` to `c781a93`.
- [Release notes](https://github.com/microsoft/mu_feature_config/releases)
- [Commits](microsoft/mu_feature_config@e87f7ca...c781a93)

---
updated-dependencies:
- dependency-name: Features/CONFIG
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>