change default to electron (chromium not currently working)

README.md

@@ -20,6 +20,8 @@ And then add the plugin's name to the list of build plugins in `netlify.toml` fi
 
 ### Chromium install
 
+*note:* the most recent version does not install chromium (it is broken), so it defaults to using the built in electron browser.
+
 This plugin installs [via Puppeteer](https://github.com/puppeteer/puppeteer) Chromium browser, which is also cached inside `./node_modules` folder.
 
 ## How does it work
@@ -202,6 +204,8 @@ See [cypress-example-kitchensink](https://github.com/cypress-io/cypress-example-
 
 ### browser
 
+*note:* the most recent version does not install chromium (it is broken), so it defaults to using the built in electron browser.
+
 By default all tests run using the Chromium browser. If you want to use Electron:
 
 ```toml

src/constants.js

@@ -1,4 +1,4 @@
 module.exports = {
   PLUGIN_NAME: 'netlify-plugin-cypress',
-  DEFAULT_BROWSER: 'chromium',
+  DEFAULT_BROWSER: 'electron',
 }