chore: remove author metadata from skill documentation files

Author: utkarsh232005

skills/gsap-framer-scroll-animation/SKILL.md

@@ -149,8 +149,3 @@ tl.from('.title', { opacity: 0, y: 60 }).from('.img', { scale: 0.85 });
 |---|---|
 | **premium-frontend-ui** | Creative philosophy, design principles, and aesthetic guidelines — defines *when* and *why* to animate |
 
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-
-## Author
-
-**Utkarsh Patrikar** - [GitHub](https://github.com/utkarsh232005)

skills/premium-frontend-ui/SKILL.md

@@ -111,9 +111,3 @@ Whenever you receive a prompt to "Build a premium landing page," "Create an Awww
 3. Integrate sweeping, staggered component entrances.
 4. Elevate the typography using fluid scales.
 5. Create an intentional, memorable aesthetic footprint.
-
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-
-## Author
-
-**Utkarsh Patrikar** - [GitHub](https://github.com/utkarsh232005)