Update changelog for v3.8.0 release
## HEAD (Unreleased)
+## 3.8.0 (October 6, 2021)
+
Breaking change note:
-#1751 moved the Helm Release (beta) Provider options into a complex type called `helmReleaseSettings`. Following this
-change, you can set these options in the following ways:
+[#1751](https://github.com/pulumi/pulumi-kubernetes/pull/1751) moved the Helm Release (beta) Provider options into a
+complex type called `helmReleaseSettings`. Following this change, you can set these options in the following ways:
1. As arguments to a first-class Provider
```typescript
