Issue title: Android Basics: change-app-theme
 Issue body: **URL of codelab**
https://developer.android.com/codelabs/basic-android-kotlin-training-change-app-theme?continue=https%3A%2F%2Fdeveloper.android.com%2Fcourses%2Fpathways%2Fandroid-basics-kotlin-unit-2-pathway-2%23codelab-https%3A%2F%2Fdeveloper.android.com%2Fcodelabs%2Fbasic-android-kotlin-training-change-app-theme#2

**In which task and step of the codelab can this issue be found?**
Add Material dependencies to your project
Step 3

**Describe the problem**
Both implementations are in the gradle when generating the empty activity project ('androidx.appcompat:appcompat:1.2.0' and 'com.google.android.material:material:1.2.0')

**Steps to reproduce?**
N/A

**Versions**
_Android Studio version:_ 4.1.2
_API version of the emulator:_ N/A 


**Additional information**
_Include screenshots if they would be useful in clarifying the problem._

 Comments: 
 Comment 0: Thank you so much for reporting this issue. This is fixed and will be published.
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