Added Sentence Counter Calculator

[vedanshipathak]

Fixes Issue🛠️

Closes #1017

Description👨‍💻

Created a sentence counter calculator that will find the number of sentences present in the given text.

Type of change📄

• New feature (non-breaking change which adds functionality)

How this has been tested✅

• Enter the text in text area you want to write.
• Click on the button to find the number
• The paragraph below the button will generate you the answer.

Checklist✅

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have added demonstration in the form of GIF/video file
• I am an Open Source Contributor

Screenshots/GIF📷

[github-actions]

Hey @vedanshipathak, Welcome to the project CalcDiverse! 🎊
Thanks for your contribution! Your effort makes this project better. Keep it up! 🙌
Please wait for the PR to be reviewed. Happy Coding!! ✨

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