docs:Adding line breaks to better explain each step, also making sure that bulleting style is consistent with other docs. (#31506)
- **Description:** Added line-break for each of the step mentioned for a
diagram in the doc.
- **Dependencies:** N/A
- **Twitter handle:** [mrityu___](https://x.com/mrityu___)
Before changes:

After Changes:

The styling(non-bold of bullet) is consistent with
[chat_models.mdx](https://github.com/langchain-ai/langchain/edit/master/docs/docs/concepts/chat_models.mdx)
(SS below from same, take note that how bullet numbers are not bold).
