build(deps-dev): Bump openai-php/client from 0.7.2 to 0.7.3

Bumps [openai-php/client](https://github.com/openai-php/client) from 0.7.2 to 0.7.3.
- [Release notes](https://github.com/openai-php/client/releases)
- [Changelog](https://github.com/openai-php/client/blob/main/CHANGELOG.md)
- [Commits](https://github.com/openai-php/client/compare/v0.7.2...v0.7.3)

---
updated-dependencies:
- dependency-name: openai-php/client
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

composer.lock

@@ -9673,16 +9673,16 @@
         },
         {
             "name": "openai-php/client",
-            "version": "v0.7.2",
+            "version": "v0.7.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/openai-php/client.git",
-                "reference": "77b073f58d1472a8e17b59a36ed1b29bfec19d19"
+                "reference": "86ffa2abe167d6192f01d4df90f83a97c8533303"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/openai-php/client/zipball/77b073f58d1472a8e17b59a36ed1b29bfec19d19",
-                "reference": "77b073f58d1472a8e17b59a36ed1b29bfec19d19",
+                "url": "https://api.github.com/repos/openai-php/client/zipball/86ffa2abe167d6192f01d4df90f83a97c8533303",
+                "reference": "86ffa2abe167d6192f01d4df90f83a97c8533303",
                 "shasum": ""
             },
             "require": {
@@ -9745,7 +9745,7 @@
             ],
             "support": {
                 "issues": "https://github.com/openai-php/client/issues",
-                "source": "https://github.com/openai-php/client/tree/v0.7.2"
+                "source": "https://github.com/openai-php/client/tree/v0.7.3"
             },
             "funding": [
                 {
@@ -9761,7 +9761,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-08-31T12:15:17+00:00"
+            "time": "2023-09-08T08:48:59+00:00"
         },
         {
             "name": "orchestra/testbench",