Fix phpunit deprecations

tests/Monolog/Handler/ElasticsearchHandlerTest.php

@@ -19,10 +19,13 @@ use Elasticsearch\Client;
 use Elastic\Elasticsearch\Client as Client8;
 use Elasticsearch\ClientBuilder;
 use Elastic\Elasticsearch\ClientBuilder as ClientBuilder8;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 /**
  * @group Elasticsearch
  */
+#[CoversClass(ElasticsearchHandler::class)]
 class ElasticsearchHandlerTest extends TestCase
 {
     protected Client|Client8 $client;
@@ -57,9 +60,6 @@ class ElasticsearchHandlerTest extends TestCase
         unset($this->client);
     }
 
-    /**
-     * @covers Monolog\Handler\ElasticsearchHandler::setFormatter
-     */
     public function testSetFormatter()
     {
         $handler = new ElasticsearchHandler($this->client);
@@ -70,9 +70,6 @@ class ElasticsearchHandlerTest extends TestCase
         $this->assertEquals('type_new', $handler->getFormatter()->getType());
     }
 
-    /**
-     * @covers Monolog\Handler\ElasticsearchHandler::setFormatter
-     */
     public function testSetFormatterInvalid()
     {
         $handler = new ElasticsearchHandler($this->client);
@@ -84,10 +81,6 @@ class ElasticsearchHandlerTest extends TestCase
         $handler->setFormatter($formatter);
     }
 
-    /**
-     * @covers Monolog\Handler\ElasticsearchHandler::__construct
-     * @covers Monolog\Handler\ElasticsearchHandler::getOptions
-     */
     public function testOptions()
     {
         $expected = [
@@ -105,10 +98,7 @@ class ElasticsearchHandlerTest extends TestCase
         $this->assertEquals($expected, $handler->getOptions());
     }
 
-    /**
-     * @covers       Monolog\Handler\ElasticsearchHandler::bulkSend
-     * @dataProvider providerTestConnectionErrors
-     */
+    #[DataProvider('providerTestConnectionErrors')]
     public function testConnectionErrors($ignore, $expectedError)
     {
         $hosts = ['http://127.0.0.1:1'];