Create better postats.html

Create better postats.html

Description

It has these changes:

1. Now, it has a favicon.
2. The rows of the table are further away.
3. Font changed.

Motivation and Context

postats.html was confusing because the rows of the chart were very close to each other.

Screenshots:

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.