Add docs for andorid roadmap: listview & drawer (#6818)

* [Docs] Android roadmap: Navigation drawer

* [Docs] Android roadmap: Listview

* Update src/data/roadmaps/android/content/drawer@amTxz7mS98lkhOrNMJXG_.md

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Co-authored-by: dsh <daniel.s.holdsworth@gmail.com>

src/data/roadmaps/android/content/drawer@amTxz7mS98lkhOrNMJXG_.md

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+# Drawer
+
+The **Navigation Drawer** in Android is a sliding menu from the left that simplifies navigation between important app links. It opens by sliding or via an icon in the `ActionBar`. It’s an overlay panel that replaces a screen dedicated to displaying options.
+
+Visit the following resources to learn more:
+
+- [@official@Android developers: DrawerLayout](https://developer.android.com/reference/androidx/drawerlayout/widget/DrawerLayout)
+- [@article@Navigate Drawer Tutorial](https://www.digitalocean.com/community/tutorials/android-navigation-drawer-example-tutorial)

src/data/roadmaps/android/content/listview@EzLjX4iRT7AxkAOsJYnSU.md

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+# ListView
+
+Displays a vertically-scrollable collection of views, where each view is positioned immediatelybelow the previous view in the list.
+
+For a more modern, flexible, and performant approach to displaying lists, use `RecyclerView`.
+
+Visit the following resources to learn more:
+
+- [@official@Android developers: ListView](https://developer.android.com/reference/android/widget/ListView)