[New Integration] Alibaba Cloud

### Description
Alibaba Cloud, also known as Aliyun, is the cloud computing arm of Alibaba Group, offering a wide range of cloud services including computing, storage, networking, security, and AI. It provides scalable and reliable solutions for businesses globally, competing with major providers like AWS and Azure. Known for its robust infrastructure and comprehensive service offerings, Alibaba Cloud serves various industries, including e-commerce, finance, and media, ensuring compliance and low latency with its global data centers.

Reference: https://www.alibabacloud.com/help/en/sls/user-guide/alibaba-cloud-service-logs

# Integration release checklist

This checklist is intended for integrations maintainers to ensure consistency
when creating or updating a Package, Module or Dataset for an Integration.

### All changes

- [ ] Change follows the [contributing guidelines](https://github.com/elastic/integrations/blob/master/CONTRIBUTING.md)
- [ ] Supported versions of the monitoring target are documented
- [ ] Supported operating systems are documented (if applicable)
- [ ] Integration or [System tests](https://github.com/elastic/elastic-package/blob/master/docs/howto/system_testing.md) exist
- [ ] Documentation exists
- [ ] Fields follow [ECS](https://github.com/elastic/ecs) and [naming conventions](https://www.elastic.co/guide/en/beats/devguide/master/event-conventions.html)
- [ ] At least a manual test with ES / Kibana / Agent has been performed.
- [ ] Required Kibana version set to:

### New Package

- [ ] Screenshot of the "Add Integration" page on Fleet added

### Dashboards changes

- [ ] Dashboards exists
- [ ] Screenshots added or updated
- [ ] Datastream filters added to visualizations

### Log dataset changes

- [ ] [Pipeline tests](https://github.com/elastic/elastic-package/blob/master/docs/howto/pipeline_testing.md) exist (if applicable)
- [ ] Generated output for at least 1 log file exists
- [ ] Sample event (`sample_event.json`) exists