Fix: skip some incompatible frameworks

.github/workflows/run-tests.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [7.4, 8.0, 8.1, 8.2, 8.3]
+        php: [7.4, "8.0", 8.1, 8.2, 8.3]
         laravel: ["7.*", 8.*', "9.*", "10.*", "11.*"]
         stability: [prefer-stable]
         include:
@@ -20,27 +20,21 @@ jobs:
           - laravel: 9.*
             testbench: 7.*
           - laravel: 8.*
-            testbench: 6.*
+            testbench: ^6.23
             carbon: ^2.63
           - laravel: 7.*
             testbench: 5.*
             carbon: ^2.63
         # Skip laravel 7.* with php ^8.0
         exclude:
-          - php: 8.0
-            laravel: 7.*
           - php: 8.1
             laravel: 7.*
           - php: 8.2
             laravel: 7.*
           - php: 8.3
             laravel: 7.*
-          - php: 8.0
+          - php: "8.0"
             laravel: 7.*
-          - php: 7.4
-            laravel: 8.*
-          - php: 8.0
-            laravel: 8.*
           - php: 8.1
             laravel: 8.*
           - php: 8.2
@@ -51,11 +45,11 @@ jobs:
             laravel: 9.*
           - php: 7.4
             laravel: 10.*
-          - php: 8.0
+          - php: "8.0"
             laravel: 10.*
           - php: 7.4
             laravel: 11.*
-          - php: 8.0
+          - php: "8.0"
             laravel: 11.*
           - php: 8.1
             laravel: 11.*