Update changelog for v3.2.0 release
## HEAD (Unreleased)
+## 3.2.0 (May 19, 2021)
+
- Allow opting out of CRD rendering for Helm v3 by specifying `SkipCRDRendering` argument to Helm charts. (https://github.com/pulumi/pulumi-kubernetes/pull/1572)
- Add replaceUnready annotation for Jobs. (https://github.com/pulumi/pulumi-kubernetes/pull/1575)
- Read live Job state for replaceUnready check. (https://github.com/pulumi/pulumi-kubernetes/pull/1578)
