Fix wrong name of ubuntu1804_javabase9 task.

PiperOrigin-RevId: 245202634
diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml
index 48883aa..1d89e89 100644
--- a/.bazelci/presubmit.yml
+++ b/.bazelci/presubmit.yml
@@ -80,7 +80,7 @@
     - "-//src/test/shell/bazel:maven_test"
     # Re-enable once bootstrap works with Java 11
     - "-//src/test/shell/bazel:bazel_bootstrap_distfile_test"
-  ubuntu1804_java9:
+  ubuntu1804_javabase9:
     platform: ubuntu1804_nojava
     name: ":java: OpenJDK 9 Javabase"
     shell_commands: