Revert "Add command to view mview state and queue"

This reverts commit 71ae63c.

Author: convenient

app/code/Magento/Indexer/Console/Command/IndexerStatusMviewCommand.php

@@ -51,7 +51,6 @@
                 <item name="set-mode" xsi:type="object">Magento\Indexer\Console\Command\IndexerSetModeCommand</item>
                 <item name="show-mode" xsi:type="object">Magento\Indexer\Console\Command\IndexerShowModeCommand</item>
                 <item name="status" xsi:type="object">Magento\Indexer\Console\Command\IndexerStatusCommand</item>
-                <item name="status-mview" xsi:type="object">Magento\Indexer\Console\Command\IndexerStatusMviewCommand</item>
                 <item name="reset" xsi:type="object">Magento\Indexer\Console\Command\IndexerResetStateCommand</item>
             </argument>
         </arguments>