[roll] Roll Global Integration

GitOrigin-RevId: 8d8860b9369630a0d7e1b52827a2e0d7bf3596bf
Change-Id: Iaa5e9a5f4f548a640eecf8ffea264dd9720ce3eb
diff --git a/stem b/stem
index 36d85cd..d1c283c 100644
--- a/stem
+++ b/stem
@@ -7,7 +7,7 @@
             manifest="manifests/platform"
             root=""
             remote="https://fuchsia.googlesource.com/fuchsia"
-            revision="304b6af93bb34f6e63164c992214ab772e8aff54"/>
+            revision="21d5235b63818e91c9139375d689b548bd37c4c0"/>
   </imports>
   <projects>
     <project name="cobalt"