Temperature Converter: Include Conversions to Kelvin

[syedmiran-38]

Temperature Converter: Include Conversions to Kelvin

Description:

The temperature converter currently converts temperatures between Celsius and Fahrenheit.

Task:

• Add functionality to convert temperatures to and from Kelvin.
• Provide a clear user interface for selecting the conversion type.

[ymahak]

@syedmiran-38 , assign me this issue