test: Sort the reactions before comparing

Signed-off-by: Joas Schilling <coding@schilljs.com>

tests/lib/Comments/ManagerTest.php

@@ -1107,6 +1107,10 @@ class ManagerTest extends TestCase {
 				$row->getMessage(),
 			];
 		}, $all);
+
+		usort($actual, static fn (array $a, array $b): int => $a[1] <=> $b[1]);
+		usort($expected, static fn (array $a, array $b): int => $a[1] <=> $b[1]);
+
 		$this->assertEqualsCanonicalizing($expected, $actual);
 	}