Fixed audit caching issue

Author: M1044292

authentication/esignet-integration-impl/src/main/java/io/mosip/authentication/esignet/integration/helper/AuthTransactionHelper.java

@@ -26,6 +26,8 @@
 public class AuthTransactionHelper {
 
 	private static final String AUTH_TOKEN_CACHE = "AUTH_TOKEN_CACHE";
+	
+	public static final String AUTH_TOKEN_CACHE_KEY = "auth_token";
 
 	@Autowired
     private ObjectMapper objectMapper;
@@ -45,7 +47,7 @@ public class AuthTransactionHelper {
     @Value("${mosip.esignet.authenticator.ida.app-id}")
     private String appId;
 
-    @Cacheable(value = AUTH_TOKEN_CACHE, key = "auth_token")
+    @Cacheable(value = AUTH_TOKEN_CACHE, key = "#root.target.AUTH_TOKEN_CACHE_KEY")
 	public String getAuthToken() throws Exception {
     	log.info("Started to get auth-token with appId : {} && clientId : {}",
                 appId, clientId);