Test on newer PHP versions

Author: colinodell

.github/workflows/tests.yml

@@ -29,7 +29,7 @@ jobs:
         continue-on-error: ${{ !matrix.stable }}
         strategy:
             matrix:
-                php: ['7.4', '8.0', '8.1']
+                php: ['7.4', '8.0', '8.1', '8.2', '8.3']
                 stable: [true]
                 coverage: [true]
                 composer-flags: ['']
@@ -38,7 +38,7 @@ jobs:
                       stable: true
                       coverage: false
                       composer-flags: '--prefer-lowest'
-                    - php: '8.2'
+                    - php: '8.4'
                       stable: false
                       coverage: false
                       composer-flags: '--ignore-platform-reqs'