Merge branch '6.2' into 6.3

* 6.2:
  Fix merge

Author: nicolas-grekas

Output/ConsoleSectionOutput.php

@@ -154,6 +154,15 @@ public function addContent(string $input, bool $newline = true): int
         return $linesAdded;
     }
 
+    /**
+     * @internal
+     */
+    public function addNewLineOfInputSubmit(): void
+    {
+        $this->content[] = \PHP_EOL;
+        ++$this->lines;
+    }
+
     /**
      * @return void
      */