Fixed: copy button positioning

[saket-dev01]

PR Fixes:

• 1 Made the copy button's positioning better

Resolves #[482]

Checklist before requesting a review

• [x] I have performed a self-review of my code
• [x] I assure there is no similar/duplicate pull request regarding same issue

Before

After

• the copy icon looks even bad in smaller code blocks

[devsargam]

LGTM, small change unfortunately no bounty here.

Thank you for your contribution.