Optimised Seo

[imniladri]

What changes have you made?

I optimised the seo just updated the head of all pages.

Checklist

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• [x] I am making a proper pull request, not spam.
• [x] I've checked the issue list before deciding what to submit.
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• [x] I have tested the code before submission
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• [x] I'm Hacktoberfest'21 contributor.

Related Issues or Pull Requests

Solved Issue #11

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