removed redundant request filter injection for the token retrieval

tested

Author: atimgraves

IoTORDSAccess/src/main/java/com/oracle/demo/timg/iot/iotordsaccess/testers/IDCSTestTokenRetrieval.java

@@ -57,9 +57,6 @@ Software and the Larger Work(s), and to sublicense the foregoing rights on
 @Singleton
 @Requires(property = "iot.idcs.test-token-retrieval", value = "true", defaultValue = "false")
 public class IDCSTestTokenRetrieval {
-	@Inject
-	private IDCSOAuthApplicationTokenRetriever idcsoAuthApplicationTokenRequest;
-
 	private int counter = 0;
 	@Inject
 	private IDCSOAuthApplicationTokenRetriever idcsoAuthApplicationTokenRetriever;