[Time-Series] Added link to the blog in Tips
@kashif @NielsRogge 
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_24325). All of your documentation changes will be reflected on that endpoint.<|||||>file names changed, opened a new one here
https://github.com/huggingface/transformers/pull/24482