Update tests.yml

Author: mrcrmn

.github/workflows/tests.yml

@@ -9,8 +9,8 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        php: [7.2, 7.3, 7.4]
-        laravel: [5.8, 6.*, 7.*, 8.*]
+        php: [7.3, 7.4, 8.0]
+        laravel: [6.*, 7.*, 8.*]
         dependency-version: [prefer-lowest, prefer-stable]
         include:
           - laravel: 8.*
@@ -19,8 +19,6 @@ jobs:
             testbench: 5.*
           - laravel: 6.*
             testbench: 4.*
-          - laravel: 5.8
-            testbench: 3.8
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}