Update test matrix

Author: ivanvermeyen

.github/workflows/run-tests.yml

@@ -9,37 +9,36 @@ jobs:
       fail-fast: true
       matrix:
         os: [ ubuntu-latest ]
-        php: [ 7.1, 7.2, 7.3, 7.4, 8.0 ]
-        laravel: [ 5.6.*, 5.7.*, 5.8.*, 6.*, 7.*, 8.* ]
+        php: [ 8.0, 8.1 ]
+        laravel: [ 8.* ]
         dependency-version: [ prefer-stable ]
         include:
           - laravel: 5.6.*
+            php: 7.1
             testbench: 3.6.*
           - laravel: 5.7.*
+            php: 7.2
             testbench: 3.7.*
           - laravel: 5.8.*
+            php: 7.2
             testbench: 3.8.*
           - laravel: 6.*
+            php: 7.2
+            testbench: 4.*
+          - laravel: 6.*
+            php: 8.0
             testbench: 4.*
           - laravel: 7.*
+            php: 7.2
+            testbench: 5.*
+          - laravel: 7.*
+            php: 8.0
             testbench: 5.*
           - laravel: 8.*
+            php: 7.3
             testbench: 6.*
-        exclude:
-          - laravel: 8.*
-            php: 7.1
           - laravel: 8.*
-            php: 7.2
-          - laravel: 7.*
-            php: 7.1
-          - laravel: 6.*
-            php: 7.1
-          - laravel: 5.8.*
-            php: 8.0
-          - laravel: 5.7.*
-            php: 8.0
-          - laravel: 5.6.*
-            php: 8.0
+            testbench: 6.*
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}