Add Moodle 5.1 to the tested versions.

Author: lucaboesch

.github/workflows/moodle-plugin-ci.yml

@@ -26,10 +26,28 @@ jobs:
           - php: '8.4'
             moodle-branch: 'MOODLE_500_STABLE'
             database: mariadb
+          - php: '8.2'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: pgsql
+          - php: '8.3'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: pgsql
+          - php: '8.4'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: pgsql
+          - php: '8.2'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: mariadb
+          - php: '8.3'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: mariadb
+          - php: '8.4'
+            moodle-branch: 'MOODLE_501_STABLE'
+            database: mariadb
 
     services:
       postgres:
-        image: postgres:14
+        image: postgres:15
         env:
           POSTGRES_USER: 'postgres'
           POSTGRES_HOST_AUTH_METHOD: 'trust'