Implement the Fast Scatter series support in the Cartesian Chart in MAUI Toolkit

[subash-sf]

Description

The Fast Scatter Series in .NET MAUI Charts to efficiently render large datasets with improved performance. Unlike the standard Scatter Series, the Fast Scatter Series is optimized for handling thousands or even millions of data points without compromising rendering speed or UI responsiveness.

PR Reference:

• Implement the Fast Scatter series support in the Cartesian Chart in MAUI Toolkit #116

Purpose/benefits of the feature

• Performance: Faster rendering compared to traditional Scatter Series, especially when handling large datasets.
• Scalability: Capable of plotting millions of data points without performance degradation.
• Smooth Interactions: Provides a fluid user experience when zooming and panning.
• Optimized for Real-Time Data: Best suited for applications with frequently updating data points.

Screenshots