Adding pause and play buttons

[TanviPoddar]

Description

I would like to add a pause button and a play button so that the user can pause and play the game at their convenience.

Screenshots

Proposed Solution (optional)

Pls assign me this issue, I would love to work on it!
P.S. I have contributed successfully to this project before.

Checklist

• I have checked the existing issues
• I have read the Contributing Guidelines
• I am willing to work on this issue (optional)

[RohanDable]

Assign me asap

[TanviPoddar]

@Dev-tanay can you change the label to gssoc?