Revert: removing config option from ruleset

Author: peldax

InfinityloopCodingStandard/ruleset.xml

@@ -7,6 +7,7 @@
     <arg name="colors"/>
     <arg value="s"/> <!-- Display name of sniff used to detect/fix issue -->
     <arg value="p"/> <!-- Display progress -->
+    <config name="installed_paths" value="./../../slevomat/coding-standard,./../../infinityloop-dev/coding-standard"/>
     <file>./../../../../../../app</file> <!-- Files to check - relative from ruleset location -->
     <file>./../../../../../../bin</file>
     <file>./../../../../../../tests</file>