📦 Explicitly specify supported PHP versions (7.4+,8.0+) to avoid installation for possible broken PHP versions

(there is no information about future deprecations that may be used by library)

Author: andrew-demb

composer.json

@@ -7,7 +7,7 @@
     }
   },
   "require": {
-    "php": ">=7.4",
+    "php": "^7.4|^8.0",
     "code-tool/jaeger-client-php": "^3.4",
     "symfony/config": "^4.3|^5.0",
     "symfony/console": "^4.3|^5.0",