SLING-6920 Maven Sling Plugin: Optional activate json tick parse support for validate goal

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1796680 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/maven/bundlesupport/ValidationMojo.java b/src/main/java/org/apache/sling/maven/bundlesupport/ValidationMojo.java
index dc77695..f8c09e0 100644
--- a/src/main/java/org/apache/sling/maven/bundlesupport/ValidationMojo.java
+++ b/src/main/java/org/apache/sling/maven/bundlesupport/ValidationMojo.java
@@ -64,7 +64,7 @@
     /**
      * Whether to accept quote ticks in JSON files or not. 
      */
-    @Parameter(property = "sling.validation.jsonQuoteTick", defaultValue = "false", required = true)
+    @Parameter(property = "sling.validation.jsonQuoteTick", defaultValue = "false", required = false)
     private boolean jsonQuoteTick;
 
     /**