Update the Gemini alpha features implementations steps

[adhilto]

Prerequisites

• This issue has an informative and human-readable title.

💡 Summary

Change this:

To this:

Motivation and context

Current instructions are missing one thing you need to click so might confuse users.

Implementation notes

Change step 3 to Select **Alpha Gemini features** -\> **Alpha features**.

No code change needed, this is a baseline only change.

Acceptance criteria

Implementations steps have been updated.