Add java.util.stream to whitelisted packages

Bug: 27692239
Change-Id: I50e671222efc415fb930e5493f1943c5b8f6a71c
diff --git a/core/tasks/check_boot_jars/package_whitelist.txt b/core/tasks/check_boot_jars/package_whitelist.txt
index 3a1ca23..3cb6e28 100644
--- a/core/tasks/check_boot_jars/package_whitelist.txt
+++ b/core/tasks/check_boot_jars/package_whitelist.txt
@@ -38,6 +38,7 @@
 java\.util\.prefs
 java\.util\.regex
 java\.util\.spi
+java\.util\.stream
 java\.util\.zip
 javax\.crypto
 javax\.crypto\.interfaces