Update starter code to match latest codelab. (#1908)

* Update starter code to match latest codelab.

* spotless

codelabs/datacapture/app/src/main/java/com/google/codelab/sdclibrary/MainActivity.kt

@@ -29,16 +29,14 @@ class MainActivity : AppCompatActivity() {
     super.onCreate(savedInstanceState)
     setContentView(R.layout.activity_main)
 
-    // 5.2 Replace with code from the codelab to configure a questionnaire fragment.
-
-    // 5.3 Replace with code from the codelab to add the questionnaire to the FragmentContainerView.
+    // 4.2 Replace with code from the codelab to add a questionnaire fragment.
   }
 
   private fun submitQuestionnaire() {
 
-    // 6 Replace with code from the codelab to get a questionnaire response.
+    // 5 Replace with code from the codelab to get a questionnaire response.
 
-    // 7 Replace with code from the codelab to extract FHIR resources from QuestionnaireResponse.
+    // 6 Replace with code from the codelab to extract FHIR resources from QuestionnaireResponse.
   }
 
   override fun onCreateOptionsMenu(menu: Menu): Boolean {