remove 6.3

Author: gilles-g

.github/workflows/ci.yml

@@ -18,7 +18,6 @@ jobs:
       matrix:
         include:
           - { php: 8.3, symfony: "6.4.*", composer-flags: '--prefer-stable'}
-          - { php: 8.2, symfony: "6.3.*", composer-flags: '--prefer-stable'}
           - { php: 8.2, symfony: "6.4.*", composer-flags: '--prefer-stable' }
           - { php: 8.3, symfony: "7.0.*", composer-flags: '--prefer-stable' }