Fix the example about overriding the getProjectDir method

stof · web-flow · commit d2e3e6b99afb · 2019-03-27T16:53:19.000+01:00
This method must return the canonical path for things to work fine everywhere.
diff --git a/deployment.rst b/deployment.rst
@@ -231,7 +231,7 @@ kernel and return your project's root directory::
 
         public function getProjectDir()
         {
-            return __DIR__.'/..';
+            return dirname(__DIR__);
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -231,7 +231,7 @@ kernel and return your project's root directory::`
`231`	`231`
`232`	`232`	`public function getProjectDir()`
`233`	`233`	`{`
`234`		`- return __DIR__.'/..';`
	`234`	`+ return dirname(__DIR__);`
`235`	`235`	`}`
`236`	`236`	`}`
`237`	`237`