Fix test matrix

Author: mauricius

.github/workflows/run-test.yml

@@ -30,26 +30,10 @@ jobs:
             php: 7.2
           - laravel: 5.8.*
             php: 8.0
-          - laravel: 5.8.*
-            php: 7.4
-          - laravel: 5.8.*
-            php: 7.3
-          - laravel: 5.8.*
-            php: 7.2
           - laravel: 5.7.*
             php: 8.0
-          - laravel: 5.7.*
-            php: 7.4
-          - laravel: 5.7.*
-            php: 7.3
           - laravel: 5.6.*
             php: 8.0
-          - laravel: 5.6.*
-            php: 7.4
-          - laravel: 5.6.*
-            php: 7.3
-          - laravel: 5.6.*
-            php: 7.2
           - laravel: 5.5.*
             php: 8.0
           - laravel: 5.5.*