[HelpHub] Overhaul Preformatted block documentation

[estelaris]

Article: https://wordpress.org/documentation/article/preformatted-block/

Review full article, follow steps from the [HelpHub] Overhauling blocks articles - READ FIRST
#2126

Open issues

• [HelpHub] Remove More options screenshot from all block pages #713
• [HelpHub]: Link Control Page #970
• [HelpHub]: Replace "More rich text editing" content with detailed page link in existing articles [HelpHub]: Replace "More rich text editing" content with detailed page link in existing articles #986
• [HelpHub] [6.4] Preformatted Block [HelpHub] [6.4] Preformatted Block #1212
• [6.7 HelpHub]: Preformatted block [6.7 HelpHub]: Preformatted block #1777

[github-actions]

Heads up @WordPress/docs-issues-coordinators, we have a new issue open. Time to use 'em labels.

[andreawetzel]

/assign

[github-actions]

Hey @andreawetzel, thanks for your interest in this issue! 🍪🍪🍪
If you have any questions, do not hesitate to ask them in our #docs Slack channel.
Enjoy and happy contributing ❤️

[andreawetzel]

@estelaris - this page is ready for review: https://wordpress.org/documentation/article/preformatted-block/