Fix for #39

Author: gretard

src/sonar-sql-plugin/src/main/java/org/antlr/sql/sca/ViolationsSearcher2.java

@@ -87,7 +87,7 @@ private void visit(final IParsedNode item, final IParsedNode parent, final RuleI
 
         if (!rule.getSiblingsRules().getRuleImplementation().isEmpty()) {
             for (IParsedNode nodeToCheck : item.getSiblings()) {
-                for (RuleImplementation ruleToCheck : rule.getParentRules().getRuleImplementation()) {
+                for (RuleImplementation ruleToCheck : rule.getSiblingsRules().getRuleImplementation()) {
                     visit(nodeToCheck, item, ruleToCheck, matches);
                 }
             }