add auth and apihost to manual cli call to delete trigger

Author: mdeuser

tests/src/test/scala/org/apache/openwhisk/core/cli/test/WskCliBasicUsageTests.scala

@@ -1577,7 +1577,18 @@ class WskCliBasicUsageTests extends TestHelpers with WskTestHelpers {
       wsk.trigger.delete(triggerName, expectedExitCode = ERROR_EXIT).stdout should include(
         """Unable to delete trigger""")
     } finally {
-      wsk.cli(Seq("trigger", "delete", s"$triggerName", "-f"))
+      wsk.cli(
+        Seq(
+          "trigger",
+          "delete",
+          s"$triggerName",
+          "--auth",
+          wskprops.authKey,
+          "--apihost",
+          wskprops.apihost,
+          "--apiversion",
+          wskprops.apiversion,
+          "-f"))
     }
   }