Update dependency phpunit/phpunit to v7.5.4

renovate-bot · renovate-bot · commit 038fbfc1d5de · 2019-02-07T14:59:59.000Z
diff --git a/composer.json b/composer.json
@@ -15,7 +15,7 @@
         "sunrise/http-header": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "7.5.1",
+        "phpunit/phpunit": "7.5.4",
         "sunrise/http-message": "^1.0",
         "sunrise/uri": "^1.0"
     },
