Add condition to not populate string value if it's empty (google#2521)

* Add condition to not populate string value if it's empty

* Revert "Add condition to not populate string value if it's empty"

This reverts commit 6f652e1.

* Filter only non-empty text should be saved

* spotless

* Address review

datacapture/src/main/java/com/google/android/fhir/datacapture/views/OptionSelectDialogFragment.kt

@@ -138,7 +138,13 @@ internal class OptionSelectDialogFragment(
         SelectedOptions(
           options = currentList.filterIsInstance<OptionSelectRow.Option>().map { it.option },
           otherOptions =
-            currentList.filterIsInstance<OptionSelectRow.OtherEditText>().map { it.currentText },
+            currentList
+              .filterIsInstance<OptionSelectRow.OtherEditText>()
+              .filter {
+                it.currentText.isNotEmpty()
+              } // Filters out empty answers when the user inputs nothing into a new option choice
+              // edit text field.
+              .map { it.currentText },
         ),
       )
     }