[Yaml] Fixed filename in the ParseException message
merged branch unkind/bugfix-yaml-parse-exception (PR #8897)

This PR was merged into the 2.2 branch.

Discussion
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[Yaml] Fixed filename in the ParseException message

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

Yaml component throws an exception with corrupt filename because of `json_encode`:

```
[Symfony\Component\Yaml\Exception\ParseException]
A YAML file cannot contain tabs as indentation in "\/var\/www\/app\/config.yml" at line 42 (near "	foo: bar").
```

Commits
-------

da44651 [Yaml] Fixed filename in the ParseException message
[Yaml] reverted previous merge partially (refs #8897)
fixed PHP 5.3 compatibility