package windowing code with function instance (#3638)

pulsar-functions/instance/pom.xml

@@ -77,6 +77,12 @@
       <version>${project.version}</version>
     </dependency>
 
+    <dependency>
+      <groupId>${project.groupId}</groupId>
+      <artifactId>pulsar-functions-windowing</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+
     <dependency>
       <groupId>org.apache.bookkeeper</groupId>
       <artifactId>stream-storage-java-client</artifactId>