chore(deps-dev): bump the aws-sdk group with 1 update (#2304)

Bumps the aws-sdk group with 1 update: [@aws-sdk/client-cloudwatch](https://github.com/aws/aws-sdk-js-v3/tree/HEAD/clients/client-cloudwatch).


Updates `@aws-sdk/client-cloudwatch` from 3.540.0 to 3.546.0
- [Release notes](https://github.com/aws/aws-sdk-js-v3/releases)
- [Changelog](https://github.com/aws/aws-sdk-js-v3/blob/main/clients/client-cloudwatch/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-js-v3/commits/v3.546.0/clients/client-cloudwatch)

---
updated-dependencies:
- dependency-name: "@aws-sdk/client-cloudwatch"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: aws-sdk
...

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

Author: dependabot[bot]

package-lock.json

@@ -66,7 +66,7 @@
   "main": "./lib/cjs/index.js",
   "devDependencies": {
     "@aws-lambda-powertools/testing-utils": "file:../testing",
-    "@aws-sdk/client-cloudwatch": "^3.540.0",
+    "@aws-sdk/client-cloudwatch": "^3.546.0",
     "@types/promise-retry": "^1.1.3",
     "promise-retry": "^2.0.1"
   },