Correct step names for v8

[full ci]

Author: Steve Kirkland

features/full_tests/detect_anr_jvm.feature

@@ -51,4 +51,4 @@ Feature: ANRs triggered in JVM code are captured
     When I run "JvmAnrOutsideReleaseStagesScenario"
     And I wait for 2 seconds
     And I cause the ANR dialog to appear
-    Then I should receive no requests
+    Then I should receive no errors

features/full_tests/discarded_events.feature

@@ -60,7 +60,7 @@ Feature: Discarding events
     # Now there is no event on disk, so there's nothing to send.
     And I close and relaunch the app
     And I configure Bugsnag for "DiscardBigEventsScenario"
-    Then I should receive no requests
+    Then I should receive no errors
 
   Scenario: Discard an on-disk error that received 400 and is too big
     # Fail to send initial handled error due to 400 error. Client discards it immediately.