Prepare for v3.3.1 release

CHANGELOG.md

@@ -1,6 +1,30 @@
 CHANGELOG
 =========
 
+## 3.3.1 (2021-05-25)
+
+### Improvements
+
+- [dotnet/sdk] - Use source context with serilog
+  [#7095](https://github.com/pulumi/pulumi/pull/7095)
+
+- [auto/dotnet] - Make StackDeployment.FromJsonString public
+  [#7067](https://github.com/pulumi/pulumi/pull/7067)
+
+- [sdk/python] - Generated SDKs may now be installed from in-tree source.
+  [#7097](https://github.com/pulumi/pulumi/pull/7097)
+
+### Bug Fixes
+
+- [auto/nodejs] - Fix an intermittent bug in parsing JSON events
+  [#7032](https://github.com/pulumi/pulumi/pull/7032)
+
+- [auto/dotnet] - Fix deserialization of CancelEvent in .NET 5
+  [#7051](https://github.com/pulumi/pulumi/pull/7051)
+
+- Temporarily disable warning when a secret config is read as a non-secret
+  [#7129](https://github.com/pulumi/pulumi/pull/7129)
+
 ## 3.3.0 (2021-05-20)
 
 ### Improvements