update changelog for release (#748)

CHANGELOG.md

@@ -1,14 +1,19 @@
 # UNRELEASED
 
-# v1.31.0
+# v1.32.0
 
 ## Enhancements
-* Added BETA support for including `projects` relationship and `projects-count` attribute to policy_set on create by @hs26gill [#737](https://github.com/hashicorp/go-tfe/pull/737)
-* Added BETA method `AddProjects` and `RemoveProjects` for attaching/detaching policy set to projects by @Netra2104 [#735](https://github.com/hashicorp/go-tfe/pull/735)
 * Added BETA support for adding and updating custom permissions to `TeamProjectAccesses`. A `TeamProjectAccessType` of `"custom"` can set various permissions applied at
 the project level to the project itself (`TeamProjectAccessProjectPermissionsOptions`) and all of the workspaces in a project (`TeamProjectAccessWorkspacePermissionsOptions`) by @rberecka [#745](https://github.com/hashicorp/go-tfe/pull/745)
 * Added BETA field `Provisional` to `ConfigurationVersions` by @brandonc [#746](https://github.com/hashicorp/go-tfe/pull/746)
 
+
+# v1.31.0
+
+## Enhancements
+* Added BETA support for including `projects` relationship and `projects-count` attribute to policy_set on create by @hs26gill [#737](https://github.com/hashicorp/go-tfe/pull/737)
+* Added BETA method `AddProjects` and `RemoveProjects` for attaching/detaching policy set to projects by @Netra2104 [#735](https://github.com/hashicorp/go-tfe/pull/735)
+
 # v1.30.0
 
 ## Enhancements