Restored check with latest version (#1205)

* Restored check with latest version

Author: or-shachar

.bazelci/presubmit.yml

@@ -56,6 +56,12 @@ tasks:
     platform: ubuntu1804
     shell_commands:
     - "./test_rules_scala.sh"
+  test_rules_scala_linux_latest:
+    name: "./test_rules_scala (latest bazel)"
+    platform: ubuntu1804
+    bazel: latest
+    shell_commands:
+    - "./test_rules_scala.sh || buildkite-agent annotate --style 'warning' \"Optional build with latest Bazel version failed, [see here](${BUILDKITE_BUILD_URL}#${BUILDKITE_JOB_ID}) (It is not mandatory but worth checking)\""
   test_rules_scala_macos:
     name: "./test_rules_scala"
     platform: macos