[DOCS] update ISSUE_TEMPLATE

[shivaniyuvrajyadav]

Description

I want to add a checklist in the issue template with these points.

I have checked the existing issues
I have read the Contributing Guidelines
I am willing to work on this issue (optional)
I am a GSSoC'23 contributor

Screenshots

No response

Additional information

No response

[github-actions]

Hello shivaniyuvrajyadav, thanks for opening a issue, your contribution is valuable to us. The maintainers will review this issue and provide feedback as soon as possible.

[SaadAnzar]

@shivaniyuvrajyadav ok