Exclude incompatible php/symfony from matrix

Author: Vincz

.github/workflows/ci.yml

@@ -34,6 +34,12 @@ jobs:
         exclude:
           - php-version: '8.0'
             symfony-version: '6.2.*'
+          - php-version: '8.0'
+            symfony-version: '6.4.*'
+          - php-version: '8.0'
+            symfony-version: '7.0.*'
+          - php-version: '8.1'
+            symfony-version: '7.0.*'
         include:
           - php-version: '8.0'
             symfony-version: '5.4.*'