[BUGFIX] Fix default cache-config (remove deprecated "cache_" prefix …

…in cache-configuration)

ext_localconf.php

@@ -45,14 +45,9 @@
 /**
  * register cache which can cache response of REST-endpoints
  */
-if (false === isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['cache_restler'])) {
-    // @TODO TYPO3 v12:
-    // In TYPO3 v12, it's NOT allowed, that the cache-configuration contains the prefix 'cache_', so we must change
-    // the cache-configuration-name from 'cache_restler' to just 'restler'. We didn't changed this for TYPO3 v10/v11,
-    // because 3rd-party-extensions maybe override the current cache-configuration-name 'cache_restler'.
-
+if (false === isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['restler'])) {
     // only configure cache, when cache is not already configured (e.g. by any other extension which base on this extension)
-    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['cache_restler'] = [
+    $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['restler'] = [
         'frontend' => VariableFrontend::class,
         'backend' => Typo3DatabaseBackend::class,
         'options' => ['defaultLifetime' => 0]