Merge pull request #6 from SyncfusionExamples/DescriptionChange

Updated the README.md

Author: Choza-rajan

README.md

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 This sample demonstrates how to do smart AI search using .NET MAUI ComboBox.
 
 <img width="960" alt="KN7QEvk7jj" src="https://github.com/user-attachments/assets/a88df8f4-8226-4675-94c2-33ec496e5c6e">
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+Smart-AI-Searching-using-.NET-MAUI-ComboBox is a cross-platform sample application that demonstrates how to build an intelligent, context-aware selection and search experience using .NET MAUI and the Syncfusion ComboBox (SfComboBox) control. It combines a responsive UI with an AI-powered suggestion engine to provide dynamic suggestions, typo tolerance, and intent-sensitive results across iOS, Android, Windows, and macOS.
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+## This sample illustrates key best practices for building a modern ComboBox experience:
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+* AI-assisted suggestions and re-ranking
+* Theming, styling, and branding customization
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+## Key Features
+* Cross-platform UI with .NET MAUI
+* ComboBox using Syncfusion’s SfComboBox
+* AI-driven suggestions and optional semantic reordering
+* MVVM-ready architecture with testable services