[release/2.1] (deps): Bump modules/EntityFrameworkCore

Bumps [modules/EntityFrameworkCore](https://github.com/dotnet/efcore) from `1e01d4f` to `394fc42`.
- [Release notes](https://github.com/dotnet/efcore/releases)
- [Commits](dotnet/efcore@1e01d4f...394fc42)

---
updated-dependencies:
- dependency-name: modules/EntityFrameworkCore
  dependency-type: direct:production
...

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Author: dependabot[bot]