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

Roller-URL: https://ci.chromium.org/b/8819297468911718961
Cq-Cl-Tag: roller-builder:samples-sdk-updater
Cq-Cl-Tag: roller-bid:8819297468911718961
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ia88f62256f1bebb5bf2dc646d2d792e5cf6f8299
Reviewed-on: https://fuchsia-review.googlesource.com/c/samples/+/660442
Commit-Queue: third_party Roller <third-party-roller@fuchsia-infra.iam.gserviceaccount.com>
diff --git a/sdk.version b/sdk.version
index e64fd14..bb77201 100644
--- a/sdk.version
+++ b/sdk.version
@@ -1 +1 @@
-7.20220318.2.1
+7.20220318.3.1