chore(deps-dev): bump mypy-boto3-cloudwatch from 1.25.0 to 1.26.0.post1 (#1714)

Bumps [mypy-boto3-cloudwatch](https://github.com/youtype/mypy_boto3_builder) from 1.25.0 to 1.26.0.post1.
- [Release notes](https://github.com/youtype/mypy_boto3_builder/releases)
- [Commits](https://github.com/youtype/mypy_boto3_builder/commits)

---
updated-dependencies:
- dependency-name: mypy-boto3-cloudwatch
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

poetry.lock

@@ -58,7 +58,7 @@ pytest-benchmark = "^4.0.0"
 python-snappy = "^0.6.1"
 mypy-boto3-appconfig = "^1.24.29"
 mypy-boto3-cloudformation = "^1.26.0"
-mypy-boto3-cloudwatch = "^1.24.35"
+mypy-boto3-cloudwatch = "^1.26.0"
 mypy-boto3-dynamodb = "^1.26.0"
 mypy-boto3-lambda = "^1.24.0"
 mypy-boto3-logs = "^1.26.3"