Remove not needed semicolon and PHPDoc hint

[MorrisJobke]

No brainer by @kesselb from #18680

[faily-bot]

🤖 beep boop beep 🤖

Here are the logs for the failed build:

Status of 33110: failure

mariadb10.4-php7.3

Show full log

There were 2 warnings:

1) Test\Files\ViewTest::testRenameFailDeleteTargetKeepSource
Trying to configure method "writeStream" which cannot be configured because it does not exist, has not been specified, is final, or is static

2) Test\Files\ViewTest::testCopyFailDeleteTargetKeepSource
Trying to configure method "writeStream" which cannot be configured because it does not exist, has not been specified, is final, or is static

--

There were 2 failures:

1) Test\Comments\ManagerTest::testGetTreeWithLimitAndOffset
Failed asserting that two strings are identical.
--- Expected
+++ Actual
@@ @@
-'5'
+'0'

/drone/src/tests/lib/Comments/ManagerTest.php:212

2) OCA\Files_Sharing\Tests\SharedMountTest::testPermissionMovedGroupShare with data set #228 ('folder', 29, 21)
Failed asserting that false is true.

/drone/src/apps/files_sharing/tests/SharedMountTest.php:367