Update README emoji to printer icon

- Changed emoji from 🔍 to 🖨️ to better represent OCR functionality
- Maintains visual consistency with text extraction theme

README.md

@@ -1,6 +1,6 @@
 ---
 title: KYB Dots.OCR Text Extraction
-emoji: 🔍
+emoji: 🖨️
 colorFrom: blue
 colorTo: purple
 sdk: docker