Fix tests to work when the default value of the flag --experimental_enable_tools_defaults_package flipped to
false

RELNOTES:none
PiperOrigin-RevId: 206982558
diff --git a/src/test/java/com/google/devtools/build/lib/analysis/EnableDefaultsPackageOptionTest.java b/src/test/java/com/google/devtools/build/lib/analysis/EnableDefaultsPackageOptionTest.java
index 4e78aac..92d149a 100644
--- a/src/test/java/com/google/devtools/build/lib/analysis/EnableDefaultsPackageOptionTest.java
+++ b/src/test/java/com/google/devtools/build/lib/analysis/EnableDefaultsPackageOptionTest.java
@@ -30,8 +30,8 @@
 
   @Test
   public void testEnableDefaultsPackageOptionWorks() throws Exception {
-    // do not need that as value is true by default.
-    // setPackageCacheOptions("--experimental_enable_tools_defaults_package=true");
+
+    setPackageCacheOptions("--experimental_enable_tools_defaults_package=true");
 
     ConfiguredTarget target = getConfiguredTarget("//tools/defaults:jdk");