Add Laravel 10 support

Author: gtjamesa

composer.json

@@ -4,13 +4,13 @@
     "type": "library",
     "require": {
         "php": "^7.4|^8.0",
-        "graham-campbell/manager": "^4.6",
-        "illuminate/contracts": "^8.0|^9.0",
-        "illuminate/support": "^8.0|^9.0",
+        "graham-campbell/manager": "^5.0",
+        "illuminate/contracts": "^8.0|^9.0|^10.0",
+        "illuminate/support": "^8.0|^9.0|^10.0",
         "influxdata/influxdb-client-php": "^2.6"
     },
     "require-dev": {
-        "orchestra/testbench": "^6.13"
+        "orchestra/testbench": "^6.0|^7.0|^8.0"
     },
     "license": "MIT",
     "authors": [