[BUILD] Fix Maven build for Kinesis

A necessary dependency that is transitively referenced is not
provided, causing compilation failures in builds that provide
the kinesis-asl profile.

Author: Andrew Or

extras/kinesis-asl/pom.xml

@@ -40,6 +40,13 @@
       <artifactId>spark-streaming_${scala.binary.version}</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.spark</groupId>
+      <artifactId>spark-core_${scala.binary.version}</artifactId>
+      <version>${project.version}</version>
+      <type>test-jar</type>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>org.apache.spark</groupId>
       <artifactId>spark-streaming_${scala.binary.version}</artifactId>

pom.xml

@@ -1438,6 +1438,8 @@
         <version>2.3</version>
         <configuration>
           <shadedArtifactAttached>false</shadedArtifactAttached>
+          <!-- Work around MSHADE-148 -->
+          <createDependencyReducedPom>false</createDependencyReducedPom>
           <artifactSet>
             <includes>
               <!-- At a minimum we must include this to force effective pom generation -->