Coding Standards: Capitalize inline comment in get_comment_author() t…

…est dataset.

Per coding standards, capitalizes the first character of the inline comment in the test dataset.

Follow-up to [58755].

Props SergeyBiryukov.
See #61681.

git-svn-id: https://develop.svn.wordpress.org/trunk@58756 602fd350-edb4-49c9-b593-d223f7449a82

tests/phpunit/tests/comment/getCommentAuthor.php

@@ -101,7 +101,7 @@ public function data_should_return_author_when_given_object_without_comment_id()
 			),
 			'with author ID'             => array(
 				'comment_props' => (object) array(
-					'user_id' => 1, // populates in the test with an actual user ID.
+					'user_id' => 1, // Populates in the test with an actual user ID.
 				),
 				'expected'      => 'Tester3',
 				'user_data'     => array(