fixed validation url property

components/extensions/cdmf-transport-adapters/input/org.wso2.carbon.device.mgt.input.adapter.http/src/main/java/org/wso2/carbon/device/mgt/input/adapter/http/authorization/client/OAuthRequestInterceptor.java

@@ -53,7 +53,6 @@ public class OAuthRequestInterceptor implements RequestInterceptor {
 
     private static final String CONNECTION_USERNAME = "username";
     private static final String CONNECTION_PASSWORD = "password";
-    private static final String TOKEN_ENDPOINT = "tokenUrl";
     private static final String TOKEN_REFRESH_TIME_OFFSET = "tokenRefreshTimeOffset";
     private static final String TOKEN_SCOPES = "scopes";
     private static final String DEVICE_MGT_SERVER_URL = "deviceMgtServerUrl";

components/extensions/cdmf-transport-adapters/input/org.wso2.carbon.device.mgt.input.adapter.http/src/main/java/org/wso2/carbon/device/mgt/input/adapter/http/util/HTTPEventAdapterConstants.java

@@ -49,7 +49,7 @@ public final class HTTPEventAdapterConstants {
     public static final int DEFAULT_HTTPS_PORT = 9443;
     public static final String MAXIMUM_TOTAL_HTTP_CONNECTION = "maximumTotalHttpConnection";
     public static final String MAXIMUM_HTTP_CONNECTION_PER_HOST = "maximumHttpConnectionPerHost";
-    public static final String TOKEN_VALIDATION_ENDPOINT_URL = "tokenUrl";
+    public static final String TOKEN_VALIDATION_ENDPOINT_URL = "tokenValidationUrl";
     public static final String TOKEN_VALIDATION_POST_FIX = "/services/OAuth2TokenValidationService";
     public static final String USERNAME = "username";
     public static final String PASSWORD = "password";