Add test for haproxy global timeout settings to gitlab-ci.yml.

.gitlab-ci.yml

@@ -324,6 +324,12 @@ dev:probe-config:
     - cd ../test/e2e/probeCfg
     - make deploy verify undeploy
 
+dev:haproxy-timeouts:
+  extends: .integration-tests
+  script:
+    - cd ../test/e2e/haproxyTimeout
+    - make deploy verify undeploy
+
 # FOO:bar in the matrix config is just fake, because gitlab-ci
 # requires at least two distinct variables.
 .integration-tests: