Fix in docs for function `wp_kses_post_deep`

[sebastian.pisula]

Should be:

/**
 * Navigates through an array, object, or scalar, and sanitizes content for
 * allowed HTML tags for post content.
 *
 * @since 4.4.2
 *
 * @param mixed $data The array or string to filter.
 * @return mixed The filtered content.
 */

[DrewAPicture]

In 36488:

Docs: Add a missing type to the return description for map_deep().

Props sebastianpisula.
See #35700.

[DrewAPicture]

In 36489:

Docs: Use the correct parameter name in the DocBlock for wp_kses_post_deep(), introduced in [36429].

Props sebastianpisula.
Fixes #35700. See #35316.