fix: fix lint and namespace

Signed-off-by: Josh <josh.t.richards@gmail.com>

Author: joshtrichards

tests/lib/SetupCheck/CheckServerResponseTraitTest.php

@@ -52,7 +52,7 @@ protected function setUp(): void {
 	 * @dataProvider dataInvalidNormalizeUrl
 	 */
 	public function testInvalidNormalizeUrl(string $url, bool $isRootRequest): void {
-		$this->expectException(InvalidArgumentException::class);
+		$this->expectException(\InvalidArgumentException::class);
 		$this->expectExceptionMessage('Please verify syntax of all URLs'); // only partial match is required
 		$this->trait->normalizeUrl($url, $isRootRequest);
 	}
@@ -145,7 +145,7 @@ public static function dataNormalizeUrl(): array {
 			'without trailing slash' => ['http://example.com/deep/webroot', true, 'http://example.com'],
 			'with trailing slash' => ['http://example.com/deep/webroot/', true, 'http://example.com'],
 			'with port without trailing slash' => ['http://example.com:8081/deep/webroot', true, 'http://example.com:8081'],
-			'with port and trailing slash' => ['http://example.com:8081/deep/webroot/', true, 'http://example.com:8081'],			
+			'with port and trailing slash' => ['http://example.com:8081/deep/webroot/', true, 'http://example.com:8081'],
 			//	IPv4 instead of hostname without web-root
 			'nothing to change' => ['https://127.0.0.1', true, 'https://127.0.0.1'],
 			'with trailing slash' => ['https://127.0.0.1/', true, 'https://127.0.0.1'],