Update ci.yml

Author: jonnott

.github/workflows/ci.yml

@@ -32,11 +32,11 @@ jobs:
       matrix:
         os: [ubuntu]
         php: [8.4, 8.3, 8.2, 8.1]
-        laravel: [12.x, 11.x, 10.x]
+        laravel: [dev-master, 11.x, 10.x]
 
         exclude:
           - php: 8.1
-            laravel: 12.x
+            laravel: dev-master
           - php: 8.1
             laravel: 11.x