Remove unnecessary archive table deletion in archiver tests (tables deleted by...

Remove unnecessary archive table deletion in archiver tests (tables deleted by database drop in fixture setup).

tests/PHPUnit/Integration/ArchiveCronTest.php

@@ -81,7 +81,6 @@ class ArchiveCronTest extends IntegrationTestCase
         if(self::isPhpVersion53()) {
             $this->markTestSkipped('Fails on PHP 5.3 once in a blue moon.');
         }
-        self::deleteArchiveTables();
 
         $this->setLastRunArchiveOptions();
         $output = $this->runArchivePhpCron();

tests/PHPUnit/Integration/ArchiveWebTest.php

@@ -30,8 +30,6 @@ class ArchiveWebTest extends IntegrationTestCase
             $this->markTestSkipped('Skipping on Mysqli as it randomly fails.');
         }
 
-        self::deleteArchiveTables();
-
         $host  = Fixture::getRootUrl();
         $token = Fixture::getTokenAuth();