Fix build issue

features/device-mgt-iot-androidsense-feature/org.wso2.carbon.device.mgt.iot.androidsense.analytics/build.xml

@@ -16,9 +16,7 @@
     <property name="Rotation_dir" value="Rotation"/>
 
     <target name="clean">
-        <delete>
+        <delete dir="${target-dir}" />
-            <fileset dir="${target-dir}" includes="**/*.*"/>
-        </delete>
     </target>
 
     <target name="zip" depends="clean">

features/device-mgt-iot-virtualfirealarm-feature/org.wso2.carbon.device.mgt.iot.virtualfirealarm.analytics/build.xml

@@ -7,9 +7,7 @@
     <property name="Temperature_Sensor_dir" value="Temperature_Sensor"/>
 
     <target name="clean">
-        <delete>
+        <delete dir="${target-dir}" />
-            <fileset dir="${target-dir}" includes="**/*.*"/>
-        </delete>
     </target>
 
     <target name="zip" depends="clean">

features/device-mgt-iot-virtualfirealarm-feature/org.wso2.carbon.device.mgt.iot.virtualfirealarm.analytics/pom.xml

@@ -22,7 +22,7 @@
         <groupId>org.wso2.carbon.devicemgt-plugins</groupId>
         <artifactId>device-mgt-iot-virtualfirealarm-feature</artifactId>
         <version>1.9.2-SNAPSHOT</version>
-        <relativePath>../../../pom.xml</relativePath>
+        <relativePath>../pom.xml</relativePath>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>