Run "scripts/update-fuchsia-sdk.sh"

Roller-URL: https://ci.chromium.org/b/8826674772801137681
Cq-Cl-Tag: roller-builder:samples-sdk-updater
Cq-Cl-Tag: roller-bid:8826674772801137681
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I478c460b4680e7ed3480129c38eb8a8d070acfda
Reviewed-on: https://fuchsia-review.googlesource.com/c/samples/+/624661
Commit-Queue: third_party Roller <third-party-roller@fuchsia-infra.iam.gserviceaccount.com>
diff --git a/sdk.version b/sdk.version
index 765e5fd..de88979 100644
--- a/sdk.version
+++ b/sdk.version
@@ -1 +1 @@
-7.20211227.0.1
+7.20211227.2.1