Add missing build target to run_benchmark.py

Change-Id: Ibb0bb558f9db270620c479ec771dfd22b3531510
diff --git a/tools/utils.py b/tools/utils.py
index 6faecc8..249c10b 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -56,6 +56,7 @@
 GRADLE_TASK_TESTBASE_WITH_APPLY_MAPPING_JAR = ':test:rewriteTestBaseForR8LibWithRelocatedDeps'
 GRADLE_TASK_TEST_DEPS_JAR = ':test:packageTestDeps'
 GRADLE_TASK_TEST_JAR = ':test:relocateTestsForR8LibWithRelocatedDeps'
+GRADLE_TASK_TEST_UNZIP_TESTBASE = ':test:unzipTestBase'
 
 R8 = 'r8'
 R8LIB = 'r8lib'