chore: npm package page formatting

Author: NathanWalker

understanding-packages.md

@@ -4,25 +4,25 @@ title: Understanding @nativescript
 
 There are a few npm packages that are fundamental to NativeScript development and are good to understand.
 
-- `@nativescript/core`
+### `@nativescript/core`
 
 A JavaScript library providing an easy to use api for interacting with iOS and Android platform APIs.
 
-- `@nativescript/android`
+### `@nativescript/android`
 
 The v8 JavaScript engine runtime enabled for Android NativeScript development.
 
-- `@nativescript/ios`
+### `@nativescript/ios`
 
 The v8 JavaScript engine runtime enabled for iOS NativeScript development.
 
 You can also use a [JavaScriptCore](https://developer.apple.com/documentation/javascriptcore) version of this runtime using the npm tag `JSC`. This can be useful for projects that may experience any issue with the v8 engine.
 
-- `@nativescript/types`
+### `@nativescript/types`
 
 This provides TypeScript definitions for all iOS and Android APIs available to do NativeScript development with.
 
-- `@nativescript/webpack`
+### `@nativescript/webpack`
 
 This provides loaders, helpers and base configs for all fundamental NativeScript development to debug, run, build and release your apps.