[chore](auth) Fix mislabeled log strings and remove debug main in authorization plugin path

fe/fe-core/src/main/java/org/apache/doris/catalog/authorizer/ranger/doris/RangerDorisAccessController.java

@@ -329,17 +329,4 @@ protected RangerBasePlugin getPlugin() {
     protected RangerAccessResultProcessor getAccessResultProcessor() {
         return null;
     }
-
-    // For test only
-    public static void main(String[] args) {
-        RangerDorisAccessController ac = new RangerDorisAccessController("doris");
-        UserIdentity user = new UserIdentity("user1", "127.0.0.1");
-        user.setIsAnalyzed();
-        boolean res = ac.checkDbPriv(user, "internal", "db1", PrivPredicate.SHOW);
-        System.out.println("res: " + res);
-        user = new UserIdentity("user2", "127.0.0.1");
-        user.setIsAnalyzed();
-        res = ac.checkTblPriv(user, "internal", "db1", "tbl1", PrivPredicate.SELECT);
-        System.out.println("res: " + res);
-    }
 }

fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/AccessControllerManager.java

@@ -49,7 +49,7 @@
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
- * AccessControllerManager is the entry point of privilege authentication.
+ * AccessControllerManager is the entry point of privilege authorization.
  * There are 2 kinds of access controller:
  * SystemAccessController: for global level priv, resource priv and other Doris internal priv checking
  * CatalogAccessController: for specified catalog's priv checking, can be customized.
@@ -98,15 +98,15 @@ private CatalogAccessController loadAccessControllerOrThrow(String accessControl
     private void loadAccessControllerPlugins() {
         ServiceLoader<AccessControllerFactory> loaderFromClasspath = ServiceLoader.load(AccessControllerFactory.class);
         for (AccessControllerFactory factory : loaderFromClasspath) {
-            LOG.info("Found Authentication Plugin Factories: {} from class path.", factory.factoryIdentifier());
+            LOG.info("Found Access Controller Plugin Factory: {} from class path.", factory.factoryIdentifier());
             accessControllerFactoriesCache.put(factory.factoryIdentifier(), factory);
             accessControllerClassNameMapping.put(factory.getClass().getName(), factory.factoryIdentifier());
         }
         List<AccessControllerFactory> loader = null;
         try {
             loader = ClassLoaderUtils.loadServicesFromDirectory(AccessControllerFactory.class);
         } catch (IOException e) {
-            throw new RuntimeException("Failed to load Authentication Plugin Factories", e);
+            throw new RuntimeException("Failed to load Access Controller Plugin Factories", e);
         }
         for (AccessControllerFactory factory : loader) {
             LOG.info("Found Access Controller Plugin Factory: {} from directory.", factory.factoryIdentifier());