Refactor Code to Address Implementation and Design Smells

[bindumalavika]

Implementation Smells

1. Extracted Method
Removed duplicate code by applying the Extract Method refactoring technique.
2. Decomposed Conditional Logic
Simplified a complex conditional block by applying the Decompose Conditional refactoring technique.
3. Introduced Explaining Variable
Improved readability and maintainability by introducing explaining variables to clarify complex expressions and reduce cognitive load in the code.

Design Smells

4. Removed Design Smell in CategoryChartBuilder
Refactored the code to create the CategoryChart object within the CategoryChartBuilder class.
5. Moved getBoundsHint Method
Refactored the getBoundsHint method from the ChartTitle class to the Chart class.
6.Extracted Class
Removed unrelated responsibilities from DemoChartsUtil by applying the Extract Class refactoring technique.

[timmolter]

I will review soon