Add name in the pom.xml to prevent it showing as Unnamed in the build

Change-Id: I978e1a940cb64842bf93a7369716e47efdc74659
diff --git a/pom.xml b/pom.xml
index aee0e29..3768844 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,6 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
 
   <artifactId>commit-message-length-validator</artifactId>
+  <name>commit-message-length-validator</name>
   <groupId>com.googlesource.gerrit.plugins.validators</groupId>
   <packaging>jar</packaging>
   <version>2.6-rc2</version>