build: update branch aliases and tests for 4.x branch

Author: lindyhopchris

.github/workflows/tests.yml

@@ -2,9 +2,9 @@ name: Tests
 
 on:
   push:
-    branches: [ main, develop ]
+    branches: [ main, develop, 4.x ]
   pull_request:
-    branches: [ main, develop ]
+    branches: [ main, develop, 4.x ]
 
 jobs:
   build:

composer.json

@@ -45,7 +45,8 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-develop": "3.x-dev"
+            "dev-develop": "3.x-dev",
+            "dev-4.x": "4.x-dev"
         },
         "laravel": {
             "providers": [