GIRAPH-958. .arcconfig needs to be added to rat exclude
diff --git a/pom.xml b/pom.xml
index 1833011..fe7db61 100644
--- a/pom.xml
+++ b/pom.xml
@@ -717,6 +717,7 @@
                 <exclude>.reviewboardrc</exclude>
                 <exclude>.git/**</exclude>
                 <exclude>.gitignore</exclude>
+                <exclude>.arcconfig</exclude>
                 <exclude>*.patch</exclude>
                 <exclude>.idea/**</exclude>
                 <exclude>**/*.iml</exclude>