On java 8, update findbugs from 3.0.0 to 3.0.3.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/email/trunk@1744534 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 4b5a5b2..e4d99ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -446,7 +446,7 @@
       			<jdk>1.8</jdk>
     		</activation>
     		<properties>
-                <findbugs.version>3.0.0</findbugs.version>
+                <findbugs.version>3.0.3</findbugs.version>
     		</properties>
 		</profile>        
     </profiles>