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

Roller-URL: https://ci.chromium.org/b/8828306491655522849
Cq-Cl-Tag: roller-builder:samples-sdk-updater
Cq-Cl-Tag: roller-bid:8828306491655522849
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ie09178905c00619675425f825319ebea7b4a87bc
Reviewed-on: https://fuchsia-review.googlesource.com/c/samples/+/616521
Commit-Queue: third_party Roller <third-party-roller@fuchsia-infra.iam.gserviceaccount.com>
diff --git a/sdk.version b/sdk.version
index 2551a4a..bdfd4ec 100644
--- a/sdk.version
+++ b/sdk.version
@@ -1 +1 @@
-7.20211209.0.1
+7.20211209.2.1