AJDAR Hitbox and ESP GUI Custom Size and Toggle

- 🎯 Custom Hitbox Scaling: Enlarges player hitboxes (Head, Torso, RootPart) with adjustable size via Z key - 🧠 ESP System: Toggleable player boxes and name tags using X key or GUI button - 🎛️ GUI Controls: - Hitbox size display - ESP toggle button - Minimize/maximize panel - Right Ctrl to hide/show GUI - ✨ Visual Enhancements: Neon color, bright red, and transparency for hitbox parts - 🔄 Auto Respawn Support: Reapplies hitbox and ESP after character respawn - 🖱️ Draggable Interface: Clean, movable GUI panel - ⚙️ Executor Compatible: Works with Synapse, Fluxus, and other Drawing API-supported executors