Add missing news and upgrading notes for ext/uri

[skip ci]

Author: kocsismate

NEWS

@@ -6,6 +6,12 @@ PHP                                                                        NEWS
   . socket_set_option for multicast context throws a ValueError
     when the socket family is not of AF_INET/AF_INET6 family. (David Carlier)
 
+- URI:
+  . Empty host handling is fixed. (Máté Kocsis)
+  . Error handling of Uri\WhatWg\Url::withHost() is fixed when the input
+    contains a port. Now, it triggers an exception; previously, the error
+    was silently swallowed. (Máté Kocsis)
+
 17 Jul 2025, PHP 8.5.0alpha2
 
 - Core:

UPGRADING

@@ -460,6 +460,13 @@ PHP 8.5 UPGRADE NOTES
     across multiple PHP requests.
     RFC: https://wiki.php.net/rfc/curl_share_persistence_improvement
 
+- URI:
+  . Uri\UriException, Uri\InvalidUriException, Uri\UriComparisonMode,
+    Uri\Rfc3986\Uri, Uri\WhatWg\InvalidUrlException,
+    Uri\WhatWg\UrlValidationErrorType, Uri\WhatWg\UrlValidationError,
+    and Uri\WhatWg\Url are added.
+    RFC: https://wiki.php.net/rfc/url_parsing_api
+
 ========================================
 8. Removed Extensions and SAPIs
 ========================================
@@ -483,6 +490,11 @@ PHP 8.5 UPGRADE NOTES
     library that was separated from ext/dom for being reused among other
     extensions. The new extension is not directly exposed to userland.
 
+- URI:
+  . An always enabled uri extension is added that can be used for handling
+    URIs and URLs according to RFC 3986 and WHATWG URL.
+    RFC: https://wiki.php.net/rfc/url_parsing_api
+
 - PCRE:
   . Upgraded to pcre2lib from 10.44 to 10.45.