Bump version to 2.3.0

Author: sgravrock

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jasmine-browser-runner",
-  "version": "2.2.0",
+  "version": "2.3.0",
   "description": "Serve and run your Jasmine specs in a browser",
   "bin": "bin/jasmine-browser-runner",
   "exports": "./index.js",

release_notes/2.3.0.md

@@ -0,0 +1,23 @@
+# jasmine-browser-runner 2.3.0 Release Notes
+
+## New Features
+
+* Use the new headless Chrome mode when the specified browser is "headlessChrome"
+
+  See <https://developer.chrome.com/articles/new-headless/> for more information.
+
+## Supported environments
+
+This version has been tested in the following environments.
+
+| Environment       | Supported versions |
+|-------------------|--------------------|
+| Node              | 18, 20             |
+| Safari            | 15-16              |
+| Chrome            | 117                |
+| Firefox           | 102, 117           |
+| Edge              | 116                |
+
+------
+
+_Release Notes generated with _[Anchorman](http://github.com/infews/anchorman)_