Add 7.3.*@dev tests

Author: hlecorche

.github/workflows/tests.yml

@@ -40,15 +40,15 @@ jobs:
                     -   php-version: '8.4'
                         symfony-version: '7.1.*'
                         description: 'with SF 7.1.*'
-                    -   php-version: '8.4'
-                        symfony-version: '7.1.*@dev'
-                        description: 'with SF 7.1.* dev'
                     -   php-version: '8.4'
                         symfony-version: '7.2.*'
                         description: 'with SF 7.2.*'
                     -   php-version: '8.4'
                         symfony-version: '7.2.*@dev'
                         description: 'with SF 7.2.* dev'
+                    -   php-version: '8.4'
+                        symfony-version: '7.3.*@dev'
+                        description: 'with SF 7.3.* dev'
 
                     #PHP versions
                     -   php-version: '8.1'