minor symfony#15650 [FrameworkBundle] Fix templating.helper.code.file_link_format when defined by ini setting (nicolas-grekas)

This PR was merged into the 2.3 branch.

Discussion
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[FrameworkBundle] Fix templating.helper.code.file_link_format when defined by ini setting

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Not  bug fix because the fix it fixes has not yet been released in any taggued version, but still a fix.

Commits
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de7d4a7 [FrameworkBundle] Fix templating.helper.code.file_link_format when defined by ini setting

Author: fabpot

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -364,7 +364,7 @@ private function registerTemplatingConfiguration(array $config, $ide, ContainerB
                 'sublime' => 'subl://open?url=file://%%f&line=%%l',
             );
 
-            $container->setParameter('templating.helper.code.file_link_format', ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format') ?: (isset($links[$ide]) ? $links[$ide] : $ide));
+            $container->setParameter('templating.helper.code.file_link_format', str_replace('%', '%%', ini_get('xdebug.file_link_format') ?: get_cfg_var('xdebug.file_link_format')) ?: (isset($links[$ide]) ? $links[$ide] : $ide));
         }
         $container->setParameter('templating.helper.form.resources', $config['form']['resources']);
         $container->setParameter('fragment.renderer.hinclude.global_template', $config['hinclude_default_template']);