Build(deps-dev): Bump phpunit/phpunit from 9.6.6 to 9.6.7

Bumps [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) from 9.6.6 to 9.6.7.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/9.6.7/ChangeLog-9.6.md)
- [Commits](https://github.com/sebastianbergmann/phpunit/compare/9.6.6...9.6.7)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

composer.lock

@@ -1543,16 +1543,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "9.6.6",
+            "version": "9.6.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "b65d59a059d3004a040c16a82e07bbdf6cfdd115"
+                "reference": "c993f0d3b0489ffc42ee2fe0bd645af1538a63b2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/b65d59a059d3004a040c16a82e07bbdf6cfdd115",
-                "reference": "b65d59a059d3004a040c16a82e07bbdf6cfdd115",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/c993f0d3b0489ffc42ee2fe0bd645af1538a63b2",
+                "reference": "c993f0d3b0489ffc42ee2fe0bd645af1538a63b2",
                 "shasum": ""
             },
             "require": {
@@ -1626,7 +1626,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.6.6"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.6.7"
             },
             "funding": [
                 {
@@ -1642,7 +1642,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-03-27T11:43:46+00:00"
+            "time": "2023-04-14T08:58:40+00:00"
         },
         {
             "name": "psr/cache",