api-docs: update forward

[asvtsv]

change backwards to forwards for .forward() method

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✅ beatfactor
❌ asvtsv
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[vaibhavsingh97]

Thanks for the contribution 🙌. This PR LGTM, can you please sign the CLA too, before we can merge this PR. Thanks

[beatfactor]

it's actually forward, without the s.