chore(deps): bump ubuntu from 353675e to 728785b in /.devcontainer/cpp (#964)

chore(deps): bump ubuntu in /.devcontainer/cpp

Bumps ubuntu from `353675e` to `728785b`.

---
updated-dependencies:
- dependency-name: ubuntu
  dependency-version: '24.04'
  dependency-type: direct:production
...

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

Author: dependabot[bot]

.devcontainer/cpp/Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ubuntu:24.04@sha256:353675e2a41babd526e2b837d7ec780c2a05bca0164f7ea5dbbd433d21d166fc AS extractor
+FROM ubuntu:24.04@sha256:728785b59223d755e3e5c5af178fab1be7031f3522c5ccd7a0b32b80d8248123 AS extractor
 
 ARG BATS_CORE_VERSION=1.12.0
 ARG BATS_SUPPORT_VERSION=0.3.0
@@ -17,7 +17,7 @@ RUN tar xzf /bats-core.tar.gz && mv bats-core-*/ bats-core \
  && tar xzf /bats-support.tar.gz && mv bats-support-*/ bats-support \
  && tar xzf /bats-assert.tar.gz && mv bats-assert-*/ bats-assert
 
-FROM ubuntu:24.04@sha256:353675e2a41babd526e2b837d7ec780c2a05bca0164f7ea5dbbd433d21d166fc
+FROM ubuntu:24.04@sha256:728785b59223d755e3e5c5af178fab1be7031f3522c5ccd7a0b32b80d8248123
 
 ARG CCACHE_VERSION=4.12
 ARG CLANG_VERSION=18