chore(deps): bump guzzlehttp/psr7 from 2.10.1 to 2.12.1

Bumps [guzzlehttp/psr7](https://github.com/guzzle/psr7) from 2.10.1 to 2.12.1.
- [Release notes](https://github.com/guzzle/psr7/releases)
- [Changelog](https://github.com/guzzle/psr7/blob/2.12/CHANGELOG.md)
- [Commits](https://github.com/guzzle/psr7/compare/2.10.1...2.12.1)

---
updated-dependencies:
- dependency-name: guzzlehttp/psr7
  dependency-version: 2.12.1
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.lock

@@ -1442,23 +1442,25 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "2.10.1",
+            "version": "2.12.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "73ab136360b5dfd858006eae9795e8fe43c80361"
+                "reference": "172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/73ab136360b5dfd858006eae9795e8fe43c80361",
-                "reference": "73ab136360b5dfd858006eae9795e8fe43c80361",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7",
+                "reference": "172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.2.5 || ^8.0",
                 "psr/http-factory": "^1.0",
                 "psr/http-message": "^1.1 || ^2.0",
-                "ralouphie/getallheaders": "^3.0"
+                "ralouphie/getallheaders": "^3.0",
+                "symfony/deprecation-contracts": "^2.5 || ^3.0",
+                "symfony/polyfill-php80": "^1.24"
             },
             "provide": {
                 "psr/http-factory-implementation": "1.0",
@@ -1539,7 +1541,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/2.10.1"
+                "source": "https://github.com/guzzle/psr7/tree/2.12.1"
             },
             "funding": [
                 {
@@ -1555,7 +1557,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-05-20T09:27:36+00:00"
+            "time": "2026-06-18T09:49:37+00:00"
         },
         {
             "name": "guzzlehttp/uri-template",