Bump the minor group in /.devcontainer with 2 updates

Bumps the minor group in /.devcontainer with 2 updates: library/rust and library/node.


Updates `library/rust` from 1.77.0-bullseye to 1.77.1-bullseye

Updates `library/node` from 21.7.1-bookworm to 21.7.2-bookworm

---
updated-dependencies:
- dependency-name: library/rust
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor
- dependency-name: library/node
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.devcontainer/Dockerfile.backend

@@ -1,4 +1,4 @@
-FROM docker.io/library/rust:1.77.0-bullseye
+FROM docker.io/library/rust:1.77.1-bullseye
 
 RUN rustup component add rustfmt clippy
 

.devcontainer/Dockerfile.frontend

@@ -1,4 +1,4 @@
-FROM docker.io/library/node:21.7.1-bookworm 
+FROM docker.io/library/node:21.7.2-bookworm 
 
 RUN apt-get update \
     && apt-get install --yes --no-install-recommends \