Update mojo sdk to rev 1dc8a9a5db73d3718d99917fadf31f5fb2ebad4f

third_party/mojo/src/mojo/public/tools/BUILD.gn

Index: third_party/mojo/src/mojo/public/tools/BUILD.gn
diff --git a/third_party/mojo/src/mojo/public/tools/BUILD.gn b/third_party/mojo/src/mojo/public/tools/BUILD.gn
index 9850a175d6dde025feb4531eb1018baff7fd8f19..2368ae99aaa477163fb7b918030b377213830137 100644
--- a/third_party/mojo/src/mojo/public/tools/BUILD.gn
+++ b/third_party/mojo/src/mojo/public/tools/BUILD.gn
@@ -86,7 +86,7 @@ if (mojo_use_prebuilt_network_service) {
 
 # This rule can be seen as a sort of adapter. This takes a dart framework
 # loaded from Google Storage and then puts it in a rule which the
-# "dart_package" template in mojo/public/dart/rules.gni can introspect on,
+# "dartzip_package" template in mojo/public/dart/rules.gni can introspect on,
 # accessing the 'label' and 'target_out_dir' variables.
 if (mojo_use_dart_apptest_framework) {
   copy("dart_apptest_framework") {