feat: add Google Slides and Google Forms

[jaeyongjaykim]

This PR closes #15 and closes #16.

Applied formatting and added to handle two services (Slides and Forms)

[jaeyongjaykim]

@anshulahuja98 Would you plase be able to merge this PR and release new version?

[anshulahuja98]

I had left a pr feedback, can you please address that

[anshulahuja98]

@jaeyongjaykim pl address PR feedback so that it can be checked in

[jaeyongjaykim]

pl address PR feedback so that it can be checked in

I don't see any feedback on this PR. Where would I find that? @anshulahuja98

[anshulahuja98]

Seems like I forgot to click submit after the comment My bad Can you check now, a comment should show up.

@jaeyongjaykim

[jaeyongjaykim]

Can you check now, a comment should show up.

I've commented on your review. @anshulahuja98

[anshulahuja98]

Thank you for your contribution @jaeyongjaykim

[jaeyongjaykim]

Thank you for your contribution

Thank YOU for letting me contribute to your beautiful work! @anshulahuja98