build(deps): bump amazon/aws-cli in /compose/production/aws

Bumps amazon/aws-cli from 2.17.0 to 2.18.0.

---
updated-dependencies:
- dependency-name: amazon/aws-cli
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

compose/production/aws/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/amazon/aws-cli:2.17.0
+FROM docker.io/amazon/aws-cli:2.18.0
 
 COPY ./compose/production/aws/maintenance /usr/local/bin/maintenance
 COPY ./compose/production/postgres/maintenance/_sourced /usr/local/bin/maintenance/_sourced