add missing scope

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1781180 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index b241efd..178bde2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -96,6 +96,7 @@
             <groupId>javax.el</groupId>
             <artifactId>javax.el-api</artifactId>
             <version>2.2.1</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>