chore(deps): Bump rust from 1.92-slim to 1.93-slim in /docker (usnavy13#44)

Bumps rust from 1.92-slim to 1.93-slim.

---
updated-dependencies:
- dependency-name: rust
  dependency-version: 1.93-slim
  dependency-type: direct:production
...

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

Author: dependabot[bot]

docker/rust.Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.4
 # Rust execution environment with BuildKit optimizations
-FROM rust:1.92-slim
+FROM rust:1.93-slim
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \