build(deps): bump lukemathwalker/cargo-chef in /qns (#2308)

Bumps lukemathwalker/cargo-chef from `c1c2bbf` to `ee4eb4c`.

---
updated-dependencies:
- dependency-name: lukemathwalker/cargo-chef
  dependency-type: direct:production
...

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

qns/Dockerfile

@@ -1,4 +1,4 @@
-FROM lukemathwalker/cargo-chef@sha256:c1c2bbf3dd3672c8df79be3654d8c611b4ec75dfbaffb52a5cae479a9a419dc3 AS chef
+FROM lukemathwalker/cargo-chef@sha256:ee4eb4ca332e045aa6c876e617f9c9ebae166c503fc489859aa988f41a27025f AS chef
 
 WORKDIR /app