HDDS-1702. Optimize Ozone Recon build time (#982)

hadoop-ozone/ozone-recon/pom.xml

@@ -28,6 +28,14 @@
     <spring.version>5.1.3.RELEASE</spring.version>
   </properties>
   <build>
+    <resources>
+      <resource>
+        <directory>src/main/resources</directory>
+        <excludes>
+          <exclude>**/node_modules/**</exclude>
+        </excludes>
+      </resource>
+    </resources>
     <plugins>
       <plugin>
         <groupId>org.codehaus.mojo</groupId>