Summary: MagickPen adds "Writing Assistant Software"

Why It Matters: This change makes it clearer what MagickPen is. It helps people understand the product better.

What Changed:

• The words "Writing Assistant Software" were added under the main heading.
• The words "Writing Assistant Software AI Powered Tools" were added under the "Features" section.
• The words "Writing Assistant Software" were added under the "Frequently asked questions" section.
• The words "Writing Assistant Software" were added under the "How can I use MagickPen effectively?" section.
• Some text was removed from the very end of the page.