Upgrade: [dependabot] - bump moto from 5.1.15 to 5.1.16

Bumps [moto](https://github.com/getmoto/moto) from 5.1.15 to 5.1.16.
- [Release notes](https://github.com/getmoto/moto/releases)
- [Changelog](https://github.com/getmoto/moto/blob/master/CHANGELOG.md)
- [Commits](getmoto/moto@5.1.15...5.1.16)

---
updated-dependencies:
- dependency-name: moto
  dependency-version: 5.1.16
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -26,7 +26,7 @@ click = "^8.3.0"
 rich = "^14.1.0"
 pytest-mock = "^3.15.1"
 pytest-cov = "^7.0.0"
-moto = {extras = ["ssm"], version = "^5.1.12"}
+moto = {extras = ["ssm"], version = "^5.1.16"}
 
 
 [tool.poetry.group.slackBotFunction.dependencies]