Global doc changes for 7.14

[dedemorton]

Use this issue to track straightforward global doc changes that impact multiple repos. Each team should complete this checklist for any docs they maintain.

• Fleet is going GA! Search for and remove any beta (or experimental) admonitions on Fleet or Elastic Agent docs.

• Add data(Kibana)
• Fleet (Kibana)
• Fleet settings (Kibana)

• Update screen captures to reflect the Amsterdam theme, which is now the default. elastic/kibana#105513
• Update Fleet procedures and screen captures to reflect Integrations moving out of Fleet. Integrations is now a separate entry under Management.
• Add more stuff here....