Ensure deployment isn't skipped.

stream-applications-release-train/stream-applications-descriptor/pom.xml

@@ -30,6 +30,14 @@
         </resources>
 
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-deploy-plugin</artifactId>
+                <version>3.0.0</version>
+                <configuration>
+                    <skip>false</skip>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.codehaus.gmavenplus</groupId>
                 <artifactId>gmavenplus-plugin</artifactId>