V3 stable release (node-fetch#1257)

* making v3 stable

Author: jimmywarting

docs/CHANGELOG.md

@@ -4,8 +4,9 @@ All notable changes will be recorded here.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased] yyyy-mm-dd
+## v3.0.0
 
+- other: Marking v3 as stable
 - docs: Add example for loading ESM from CommonJS (#1236)
 
 ## v3.0.0-beta.10

package.json

@@ -1,6 +1,6 @@
 {
   "name": "node-fetch",
-  "version": "3.0.0-beta.10",
+  "version": "3.0.0",
   "description": "A light-weight module that brings Fetch API to node.js",
   "main": "./src/index.js",
   "sideEffects": false,