Updates on the 1.13 release notes

Updated notes on the on supported yeoman and node versions.

Author: VesaJuvonen

docs/spfx/release-1.13.md

@@ -45,11 +45,11 @@ This release introduces a new component type, Adaptive Card Extensions (ACE), th
 
 ## Changes in this release
 
-- **Yeoman v4** and above (installed globally) is required. Every version below v4 will not work.
+- **Yeoman v4** and above (installed globally) is required.
 
 ## Deprecations and removed items in this release
 
-- **Node v10** is no longer supported. Only Node versions grated than v12 are supported with Yeoman v4 and above.
+- **Node v10** is no longer supported. Supported node versions are v12 and v14.
 - **Local workbench removed**: This release removes of the local workbench, as well as the removal of the on-prem questions in the Yeoman generator. On-prem is still supported, and the SPFx v1.12.1 Yeoman generator, as well as previous versions, continue to generate on-prem solutions. The hosted workbench is now the way to test your code.
 
     To configure the browser launch correctly, update the `initialPage` property within the **./config/serve.json** to point to your SharePoint Online tenant. For example: `https://contoso.sharepoint.com/_layouts/15/workbench.aspx`.