Update missing auth token test.

Author: danasilver

firebase-config/src/test/java/com/google/firebase/remoteconfig/internal/ConfigFetchHandlerTest.java

@@ -200,7 +200,7 @@ public void fetch_firstFetch_includesInstallationAuthToken() throws Exception {
 
   @Test
   public void fetch_failToGetInstallationAuthToken_throwsRemoteConfigException() throws Exception {
-    when(mockFirebaseInstallations.getId())
+    when(mockFirebaseInstallations.getToken(false))
         .thenReturn(Tasks.forException(new IOException("SERVICE_NOT_AVAILABLE")));
     fetchCallToHttpClientReturnsConfigWithCurrentTime(firstFetchedContainer);