Remove unused karma_test

Change-Id: I616dd855913aed74539ffacd71d8a6da3327c35c

web/BUILD

diff --git a/web/BUILD b/web/BUILD
index c2b721f..16f1ab4 100644
--- a/web/BUILD
+++ b/web/BUILD
@@ -1,6 +1,6 @@
 load("//tools/bzl:plugin.bzl", "gerrit_plugin")
 load("//tools/js:eslint.bzl", "plugin_eslint")
-load("//tools/bzl:js.bzl", "gerrit_js_bundle", "karma_test")
+load("//tools/bzl:js.bzl", "gerrit_js_bundle")
 load("@npm//@bazel/typescript:index.bzl", "ts_config", "ts_project")
 
 package_group(