Remove redundant Jetty versions from module POM.xmls

Change-Id: I4f764ecbe45c310a07d5a2b7795aed4468e620d0

gitiles-dev/pom.xml

diff --git a/gitiles-dev/pom.xml b/gitiles-dev/pom.xml
index 060e5be..7dcac59 100644
--- a/gitiles-dev/pom.xml
+++ b/gitiles-dev/pom.xml
@@ -47,12 +47,6 @@
 
     <dependency>
       <groupId>org.eclipse.jetty</groupId>
-      <artifactId>jetty-server</artifactId>
-      <version>${jettyVersion}</version>
-    </dependency>
-
-    <dependency>
-      <groupId>org.eclipse.jetty</groupId>
       <artifactId>jetty-servlet</artifactId>
       <version>${jettyVersion}</version>
     </dependency>

gitiles-war/pom.xml

diff --git a/gitiles-war/pom.xml b/gitiles-war/pom.xml
index 9ad21f1..dfaadd7 100644
--- a/gitiles-war/pom.xml
+++ b/gitiles-war/pom.xml
@@ -49,7 +49,6 @@
     <dependency>
       <groupId>org.eclipse.jetty</groupId>
       <artifactId>jetty-server</artifactId>
-      <version>${jettyVersion}</version>
       <scope>provided</scope>
     </dependency>
   </dependencies>