Merge pull request #2020 from MattKetmo/typo-console-1

[Console] Fix a typo in a method name

Author: weaverryan

components/console/introduction.rst

@@ -416,7 +416,7 @@ progress bar::
     $progress->setBarCharacter('<comment>=</comment>');
     // the unfinished part of the bar
     $progress->setEmptyBarCharacter(' ');
-    $progress->setProgressChar('|');
+    $progress->setProgressCharacter('|');
     $progress->setBarWidth(50);
 
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