[ONOS-5925] Removing 1.6 deprecated optical ports

Change-Id: I2c8583323e6c99d08f3568a81941036fa8e949d8
diff --git a/providers/pcep/topology/pom.xml b/providers/pcep/topology/pom.xml
index cb108f2..0e3f12b 100644
--- a/providers/pcep/topology/pom.xml
+++ b/providers/pcep/topology/pom.xml
@@ -38,5 +38,10 @@
              <classifier>tests</classifier>
              <scope>test</scope>
         </dependency>
-    </dependencies>
+         <dependency>
+             <groupId>org.onosproject</groupId>
+             <artifactId>onos-optical-model</artifactId>
+             <version>${project.version}</version>
+         </dependency>
+     </dependencies>
 </project>