iAPI: Update deprecation warning for unique ID format (#74580)

* Update deprecation warning for unique ID format

* Update changelog

---------

Co-authored-by: fabiankaegy <fabiankaegy@git.wordpress.org>
Co-authored-by: t-hamano <wildworks@git.wordpress.org>
Co-authored-by: luisherranz <luisherranz@git.wordpress.org>

Author: 3 people

packages/interactivity/CHANGELOG.md

@@ -8,6 +8,7 @@
 
 -   Preserve boolean HTML attributes during client-side navigation. ([#74446](https://github.com/WordPress/gutenberg/pull/74446))
 -   Fix and refactor runtime initialization logic. ([#71123](https://github.com/WordPress/gutenberg/pull/71123))
+-   Update deprecation warning for unique ID format. ([#74580](https://github.com/WordPress/gutenberg/pull/74580))
 
 ## 6.36.0 (2025-11-26)
 
@@ -50,7 +51,7 @@
 
 ### Deprecations
 
--   Deprecated the `"data-wp-ignore"` directive of the Interactivity API.([#70945](https://github.com/WordPress/gutenberg/pull/70945))  
+-   Deprecated the `"data-wp-ignore"` directive of the Interactivity API.([#70945](https://github.com/WordPress/gutenberg/pull/70945))
     It is deprecated as of WordPress 6.9 and will be removed in version 7.0.
 
 ### Bug Fixes

packages/interactivity/src/directives.tsx

@@ -46,7 +46,7 @@ const warnUniqueIdWithTwoHyphens = (
 		warn(
 			`The usage of data-wp-${ prefix }--${ suffix }${
 				uniqueId ? `--${ uniqueId }` : ''
-			} (two hyphens for unique ID) is deprecated and will stop working in WordPress 7.0. Please use data-wp-${ prefix }${
+			} (two hyphens for unique ID) is deprecated and will stop working in WordPress 7.1. Please use data-wp-${ prefix }${
 				uniqueId ? `--${ suffix }---${ uniqueId }` : `---${ suffix }`
 			} (three hyphens for unique ID) from now on.`
 		);