Ignore inline docblocks

Fixes #819 
Remove that part of the condition and it will fail:

```
There was 1 failure:

1) Symfony\CS\Tests\Fixer\Symfony\PhpdocIndentFixerTest::testFixIndent with data set #5 ('<?php\n/**\n * Variable\n */\n$va...\n    }', '<?php\n    /**\n     * Variable...\n    }')
Failed asserting that two strings are identical.
--- Expected
+++ Actual
@@ @@
 <?php
-/**
- * Variable
- */
+    /**
+     * Variable
+     */
```