Fix not loading core unless settings is expanded

settings.php

@@ -29,9 +29,6 @@ require_once($CFG->dirroot . '/mod/hvp/classes/admin_setting_html.php');
 
 global $PAGE;
 
-// Make sure core is loaded.
-$core = \mod_hvp\framework::instance('core');
-
 // Redefine the H5P admin menu entry to be expandable.
 $modltifolder = new admin_category('modhvpfolder', new lang_string('pluginname', 'mod_hvp'), $module->is_enabled() === false);
 // Add the Settings admin menu entry.
@@ -43,6 +40,9 @@ $ADMIN->add('modhvpfolder', new admin_externalpage('h5plibraries',
     get_string('libraries', 'hvp'), new moodle_url('/mod/hvp/library_list.php')));
 
 if ($ADMIN->fulltree) {
+    // Make sure core is loaded.
+    $core = \mod_hvp\framework::instance('core');
+
     // Settings is stored on the global $CFG object.
 
     // Content state.
@@ -141,7 +141,6 @@ if ($ADMIN->fulltree) {
     }
 
     // Find missing requirements.
-    $core = \mod_hvp\framework::instance('core');
     $errors = $core->checkSetupErrorMessage()->errors;
 
     $PAGE->requires->data_for_js('H5PDisableHubData', array(