update comment

ot_core/ext_localconf.php

@@ -31,10 +31,11 @@ $GLOBALS['TYPO3_CONF_VARS']['SYS']['Objects'][TYPO3\CMS\Backend\Middleware\Backe
 
 $GLOBALS['TYPO3_CONF_VARS']['EXT']['news']['Controller/NewsController.php']['createDemandObjectFromSettings'] = ['Opentalent\OtTemplating\News\NewsFilter->createDemandObjectFromSettings'];
 
-// Opentalent environment variables
-// An array containing all or part of these variables could have been set in AdditionalConfiguration.php,
-// in this case we merge them so the predefined vars are not overriden.
-// (do not forget to clear the cache after any update there)
+// ** Opentalent environment variables **
+// An array containing all or part of these variables could have been set before, for example
+// in the AdditionalConfiguration.php file.
+// In this case we merge them so the pre-defined vars are not overridden.
+// (/!\ do not forget to clear the cache after any update here)
 $GLOBALS['OT'] = array_merge([
     'API_BASE_URI' => 'https://api.opentalent.fr',
     'DB_HOST' => 'prod-back',