test: adjust integration suite

tests/integration/app_deploy_overview.bats

@@ -163,7 +163,7 @@ teardown(){
   assert_success
 }
 
-@test "can not redeploy chaos version without --chaos" {
+@test "cannot redeploy chaos version without --chaos" {
   headHash=$(_get_head_hash)
   latestRelease=$(_latest_release)
 
@@ -181,7 +181,7 @@ teardown(){
   run $ABRA app deploy "$TEST_APP_DOMAIN" \
     --no-input --no-converge-checks --force --debug
   assert_failure
-  assert_output --regexp 'can not redeploy chaos version .*' + "${headHash:0:8}+U"
+  assert_output --regexp 'cannot redeploy previous chaos version .*' + "${headHash:0:8}+U"
 }
 
 @test "deploy then force commit deploy" {