Enable no_multiple_statements_per_line

[paulbalandan]

Description

$ vendor/bin/php-cs-fixer describe no_multiple_statements_per_line  
Description of no_multiple_statements_per_line rule.
There must not be more than one statement per line.

Fixing examples:
 * Example #1.
   ---------- begin diff ----------
   --- Original
   +++ New
   @@ -1,2 +1,3 @@
    <?php
   -foo(); bar();
   +foo();
   +bar();

   ----------- end diff -----------

Checklist:

• Securely signed commits
• Component(s) with PHPDoc blocks, only if necessary or adds value
• Unit testing, with >80% coverage
• User guide updated
• Conforms to style guide