Merge branch '4.4' into 5.2

* 4.4:
  Fix #36973: Command description consistency
  Render email once

Author: fabpot

Command/ServerDumpCommand.php

@@ -58,7 +58,7 @@ protected function configure()
 
         $this
             ->addOption('format', null, InputOption::VALUE_REQUIRED, sprintf('The output format (%s)', $availableFormats), 'cli')
-            ->setDescription('Starts a dump server that collects and displays dumps in a single place')
+            ->setDescription('Start a dump server that collects and displays dumps in a single place')
             ->setHelp(<<<'EOF'
 <info>%command.name%</info> starts a dump server that collects and displays
 dumps in a single place for debugging you application: