fix wrong removal of test jars from build script

Author: kimchy

modules/elasticsearch/build.gradle

@@ -43,6 +43,11 @@ dependencies {
     compile 'org.apache.lucene:lucene-fast-vector-highlighter:3.0.3'
     compile 'org.apache.lucene:lucene-memory:3.0.3'
     compile 'org.apache.lucene:lucene-highlighter:3.0.3'
+
+
+    testCompile project(':test-testng')
+    testCompile('org.testng:testng:5.10:jdk15') { transitive = false }
+    testCompile('org.hamcrest:hamcrest-all:1.1') { transitive = false }
 }
 
 configurations {