docs: use og:image instead of og:image:url

[Marukome0743]

Summary

Update og:image from og:image:url

Description

At #46570, defined the render og:image with below code.

next.js/packages/next/src/lib/metadata/generate/meta.tsx

Lines 56 to 61 in 2a87b33

	function getMetaKey(prefix: string, key: string) {
	// Use `twitter:image` and `og:image` instead of `twitter:image:url` and `og:image:url`
	// to be more compatible as it's a more common format
	if ((prefix === 'og:image' || prefix === 'twitter:image') && key === 'url') {
	return prefix
	}

Improving Documentation

• Run pnpm prettier-fix to fix formatting issues before opening the PR.
• Read the Docs Contribution Guide to ensure your contribution follows the docs guidelines: https://nextjs.org/docs/community/contribution-guide

x-ref: #46570

[ijjk]

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