Use Build.VERSION.RELEASE_OR_PREVIEW_DISPLAY for user visible versions

Use Build.VERSION.RELEASE_OR_PREVIEW_DISPLAY which will show a user
friendly version name for preview releases, and the release version
for final releases.

Bug: 221950960
Test: manual
Change-Id: I3a7e6a3c996d52614b89888afd35da8cff458b43

src/com/android/settings/deviceinfo/firmwareversion/FirmwareVersionPreferenceController.java

@@ -34,6 +34,6 @@ public class FirmwareVersionPreferenceController extends BasePreferenceControlle
 
     @Override
     public CharSequence getSummary() {
-        return Build.VERSION.RELEASE_OR_CODENAME;
+        return Build.VERSION.RELEASE_OR_PREVIEW_DISPLAY;
     }
 }