Adding Moodle 4.3beta to the mix.

Author: mchurchward

.github/workflows/ci.yml

@@ -31,7 +31,7 @@ jobs:
       matrix:
         include:
           - php: '8.1'
-            moodle-branch: 'MOODLE_402_STABLE'
+            moodle-branch: 'master'
             database: 'pgsql'
           - php: '8.0'
             moodle-branch: 'MOODLE_402_STABLE'