pull request template

[krishan821]

Is your feature request related to a problem? Please describe.
This repo does not contain a Pull Request template.

Describe the solution you'd like
I would like to add a Pull request template so that if someone wants to raise a pr they can select the right template and contribute.

Describe alternatives you've considered
NA

Additional context
I want to contribute to this repo for Hactoberfest21. Kindly assign this issue to me!

[GowthamGoush]

Hey, @krishan821, I appreciate your enthusiasm!
Before going ahead with this, please mention what you will be adding to it.

[krishan821]

include a summary of the change and which issue number is fixed. Also include relevant motivation and context. List any dependencies that are required for this change.

[GowthamGoush]

Also, include this, @krishan821.

## Checklist
<!-- Please tick the relevant boxes by putting an "x" in them. -->

- [ ] The PR title starts with "Add Website-name".  <!-- PR refers to PULL REQUEST -->
- [ ] My branch is up-to-date with the main branch.
- [ ] The PR does not contain any unnecessary auto-generated code.
- [ ] The PR does not break any part of the existing code.
- [ ] The PR creator has carefully read & adhere to the guidelines of the project.
- [ ] The PR is raised after the issue has been assigned to the PR creator.

[GowthamGoush]

Alright, @krishan821, go ahead 🙌

[krishan821]

ya sure