Refixed typo in ping config for Armadillo

Author: StuartWheater

tests/testthat/connection_to_datasets/login_details.R

@@ -16,9 +16,9 @@ if (! is.null(getOption("default_driver"))) {
     ds.test_env$driver <- getOption("default_driver")
 } else {
     # switch between "DSLiteDriver" and "OpalDriver", "ArmadilloDriver" to test
-    # ds.test_env$driver <- "DSLiteDriver"
+    ds.test_env$driver <- "DSLiteDriver"
     # ds.test_env$driver <- "OpalDriver"
-    ds.test_env$driver <- "ArmadilloDriver"
+    # ds.test_env$driver <- "ArmadilloDriver"
 }
 
 if ((ds.test_env$driver == "DSLiteDriver") || (ds.test_env$driver == "OpalDriver")) {