Updated release date (Azure#18020)

LarryOsterman · web-flow · commit eab29fa24ec2 · 2021-01-16T12:08:20.000-05:00
diff --git a/sdk/attestation/Azure.Security.Attestation/CHANGELOG.md b/sdk/attestation/Azure.Security.Attestation/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Release History
 
-## 1.0.0-beta.1 (Unreleased)
+## 1.0.0-beta.1 (2021-01-15)
 Released as beta, not alpha.
 
 ## 1.0.0-alpha.1 (2020-12-08)
