[TASK] Add sitename identifier for local development

private/typo3conf/AdditionalConfiguration.ddev.php

@@ -25,3 +25,4 @@ $GLOBALS['TYPO3_CONF_VARS']['MAIL'] = [
 ];
 
 $GLOBALS['TYPO3_CONF_VARS']['BE']['installToolPassword'] = '$P$CZqeoYBTHC0kXKny4tpTvBSzzV5wVY0'; /* joh316 */
+$GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'] = ' LOCAL: ' . $GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'];