Summary: AI-Writer adds specific question limits to plans

Why It Matters: This change makes the pricing plans clearer for users.

What Changed:

• The "Join thousands of others!" text changed to "Join thousands of others already using AI-Writer"
• The "AI Research" section changed from "All answers are grounded in scientific literature, contain a concise summary and a detailed breakdown - each with a full list of citations and further information about referenced papers." to "Everything written is grounded in scientific literature, contain a concise summary and a detailed breakdown - each with a full list of citations and further information about referenced papers."
• The "Step 2 - Make it your own" section changed from "Answer all the questions! You're not limited to the Topic Explorer - you can add any number of additional questions you want to have researched and answered." to "Include what matters! You're not limited to the Topic Explorer - you can add any number of additional questions you want to have researched and answered."
• The "Basic" plan now shows "Up to 40 Questions Answered" instead of "Up to *** Questions Answered"
• The "Standard" plan now shows "Up to 120 Questions Answered" instead of "Up to *** Questions Answered"
• The "Power" plan now shows "Up to 1000 Questions Answered" instead of "Up to **** Questions Answered"