orb(ignite-cli): fix(boilerplate): remove unnecessary withSplashScreen plugin (#3004 by @frankcalise)

* fix(boilerplate): remove unnecessary withSplashScreen plugin

* chore: lint

* chore(boilerplate): add doc link around dynamic app config plugins (ef83a36b34efb05d476a181d79459716d8748816)

Author: infinitered-circleci

docs/ignite-cli/boilerplate/Boilerplate.md

@@ -36,8 +36,6 @@ your-project
 ├── ignite
 │   └── templates
 ├── ios
-├── plugins
-│   └── withSplashScreen.ts
 ├── test
 │   ├── i18n.test.ts
 │   ├── mockFile.ts