Composer(deps): Bump guzzlehttp/psr7 from 2.5.0 to 2.6.0 (#849)

Bumps [guzzlehttp/psr7](https://github.com/guzzle/psr7) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/guzzle/psr7/releases)
- [Changelog](https://github.com/guzzle/psr7/blob/2.6/CHANGELOG.md)
- [Commits](https://github.com/guzzle/psr7/compare/2.5.0...2.6.0)

---
updated-dependencies:
- dependency-name: guzzlehttp/psr7
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

composer.lock

@@ -922,16 +922,16 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "2.5.0",
+            "version": "2.6.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "b635f279edd83fc275f822a1188157ffea568ff6"
+                "reference": "8bd7c33a0734ae1c5d074360512beb716bef3f77"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/b635f279edd83fc275f822a1188157ffea568ff6",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/8bd7c33a0734ae1c5d074360512beb716bef3f77",
-                "reference": "b635f279edd83fc275f822a1188157ffea568ff6",
+                "reference": "8bd7c33a0734ae1c5d074360512beb716bef3f77",
                 "shasum": ""
             },
             "require": {
@@ -1018,7 +1018,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/2.5.0"
+                "source": "https://github.com/guzzle/psr7/tree/2.6.0"
             },
             "funding": [
                 {
@@ -1034,7 +1034,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-04-17T16:11:26+00:00"
+            "time": "2023-08-03T15:06:02+00:00"
         },
         {
             "name": "longman/ip-tools",