Downgrade PHP requirement to ^8.3 in composer.json

Author: daniel-cannon

composer.json

@@ -7,7 +7,7 @@
         "salesforce"
     ],
     "require": {
-        "php": "^8.4",
+        "php": "^8.3",
         "illuminate/collections": "^8.0 || ^9.0 || ^10.0 || ^11.0 || ^12.0",
         "illuminate/support": "^8.0 || ^9.0 || ^10.0 || ^11.0 || ^12.0",
         "omniphx/forrest": "^2.0"