updated composer.json for laravel5.8 support

Author: darryldecode

composer.json

@@ -11,9 +11,9 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "illuminate/support": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*",
-        "illuminate/validation": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*",
-        "illuminate/translation": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*"
+        "illuminate/support": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*|5.8.*",
+        "illuminate/validation": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*|5.8.*",
+        "illuminate/translation": "5.0.*|5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*|5.8.*"
     },
     "require-dev": {
         "mockery/mockery": "^1.0",