Update findbugs version to 3.0.1

Change-Id: I05d38a7aa13cdb7e0a3ae891dec21f1e8d972abe
diff --git a/pom.xml b/pom.xml
index 1bce8cd..4819d48 100644
--- a/pom.xml
+++ b/pom.xml
@@ -591,7 +591,7 @@
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>
                     <artifactId>findbugs-maven-plugin</artifactId>
-                    <version>3.0.0</version>
+                    <version>3.0.1</version>
                     <dependencies>
                         <dependency>
                             <groupId>org.onosproject</groupId>