update version for support symfony 5

Author: AndreyPetko

composer.json

@@ -8,11 +8,11 @@
   },
   "require": {
     "php": ">=7.1",
-    "symfony/event-dispatcher": "^4.3",
-    "symfony/console": "^4.3",
-    "symfony/config": "^4.3",
-    "symfony/http-kernel": "^4.3",
-    "symfony/dependency-injection": "^4.3",
+    "symfony/event-dispatcher": "^4.3||^5.0",
+    "symfony/console": "^4.3||^5.0",
+    "symfony/config": "^4.3||^5.0",
+    "symfony/http-kernel": "^4.3||^5.0",
+    "symfony/dependency-injection": "^4.3||^5.0",
     "code-tool/jaeger-client-php": "^3.1"
   },
   "require-dev": {