minor #67 Update test matrix (ajgarlag)

This PR was merged into the 0.1-dev branch.

Discussion
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Update test matrix

Update the tests matrix with the latest versions of PHP and Symfony

The PHP 8.1 docker image is not available yet and support of PHP 7.3 will be dropped in 6 days. I will update the PR and I will mark it as ready for review when this happens.

Commits
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bd07822 Update test matrix

Author: chalasr

.github/workflows/unit-tests.yml

@@ -10,27 +10,30 @@ jobs:
             fail-fast: false
             matrix:
                 #Stable supported versions
-                php: ['7.3', '7.4', '8.0', '8.1']
-                symfony: ['5.3.*', '5.4.*']
+                php: ['7.4', '8.0', '8.1']
+                symfony: ['5.3.*', '5.4.*', '6.0.*']
                 composer-flags: ['--prefer-stable']
                 can-fail: [false]
+                exclude:
+                    - php: '7.4'
+                      symfony: '6.0.*'
                 include:
                     # Lowest supported versions
                     - php: '7.2'
                       symfony: '5.3.*'
                       composer-flags: '--prefer-stable --prefer-lowest'
                       can-fail: false
-                    # Symfony 6
-                    - php: '8.0'
-                      symfony: '6.0.*'
+                    # EOL PHP versions
+                    - php: '7.2'
+                      symfony: '5.4.*'
                       composer-flags: '--prefer-stable'
                       can-fail: false
-                    - php: '8.1'
-                      symfony: '6.0.*'
+                    - php: '7.3'
+                      symfony: '5.4.*'
                       composer-flags: '--prefer-stable'
                       can-fail: false
                     # Development versions
-                    - php: '8.1-rc'
+                    - php: '8.1'
                       symfony: '6.1.x-dev'
                       composer-flags: ''
                       can-fail: false