Add Example for Using Rendering Module in Documentation

[sitong1011]

Description

This pull request addresses https://github.com/PsiQ/qref/issues/14 by adding an example demonstrating how to use the qref.experimental.rendering module within the documentation.

Changes Made:

• Added a new section to the documentation that includes an alias sampling example of using the qref.experimental.rendering module.

Please verify that you have completed the following steps

• [x] I have self-reviewed my code.
• [ ] I have included test cases validating introduced feature/fix.
• [ ] I have updated documentation.

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[cla-bot[bot]]

Thank you for your pull request and welcome to our community. We could not parse the GitHub identity of the following contributors: Sitong Liu (I). This is most likely caused by a git client misconfiguration; please make sure to:

1. check if your git client is configured with an email to sign commits git config --list | grep email
2. If not, set it up using git config --global user.email email@example.com
3. Make sure that the git commit email is configured in your GitHub account settings, see https://github.com/settings/emails