Docs: Detail 6.9.0 changes for `esc_url_raw()` and `sanitize_url()`. #50395

Job	Run time
Coding standards / PHP checks	22s
Coding standards / JavaScript checks	1m 5s
Slack Notifications / Prepare notifications	6s
Slack Notifications / Success notifications	3s
Slack Notifications / Failure notifications	0s
Slack Notifications / Cancelled notifications	0s
Slack Notifications / Fixed notifications	0s
Failed workflow tasks	-1s
	1m 35s

Provide feedback