chore(deps): update PHP guzzle dependencies

guzzlehttp/psr7 (2.11.0 to 2.12.0)
guzzlehttp/guzzle (7.11.1 to 7.12.0)

Author: phil-davis

changelog/unreleased/PHPdependencies20260225onward

@@ -14,10 +14,12 @@ The following have been updated:
 
  * guzzlehttp/psr7 (2.8.0 to 2.10.4)
 
- * guzzlehttp/guzzle (7.10.0 to 7.11.1)
+ * guzzlehttp/guzzle (7.10.0 to 7.12.0)
 
  * guzzlehttp/promises (2.3.0 to 2.4.1)
 
+ * guzzlehttp/psr7 (2.11.0 to 2.12.0)
+
  * laravel/serializable-closure (v2.0.10 to v2.0.13)
 
  * phpseclib/phpseclib (3.0.49 to 3.0.55)
@@ -54,3 +56,4 @@ https://github.com/owncloud/core/pull/41590
 https://github.com/owncloud/core/pull/41613
 https://github.com/owncloud/core/pull/41619
 https://github.com/owncloud/core/pull/41626
+https://github.com/owncloud/core/pull/41635