Allowe phpunit 8

allflame · allflame · commit a8592afb4362 · 2021-12-03T14:53:52.000+02:00
diff --git a/composer.json b/composer.json
@@ -7,7 +7,7 @@
     "code-tool/jaeger-client-php": "^3"
   },
   "require-dev": {
-    "phpunit/phpunit": "^7.2"
+    "phpunit/phpunit": "^7.2 || ^8"
   },
   "config": {
     "sort-packages": true
