Revert "Enable full screen button for reformatted message view"

This reverts commit dc141abcc7.

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -2366,7 +2366,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                     ibSearchText.setVisibility(tools && !outbox && button_search_text && message.content ? View.VISIBLE : View.GONE);
                     ibSearch.setVisibility(tools && !outbox && button_search && (froms > 0 || tos > 0) ? View.VISIBLE : View.GONE);
                     ibTranslate.setVisibility(tools && !outbox && button_translate && DeepL.isAvailable(context) && message.content ? View.VISIBLE : View.GONE);
-                    ibFullScreen.setVisibility(tools && button_full_screen && message.content ? View.VISIBLE : View.GONE);
+                    ibFullScreen.setVisibility(tools && full && button_full_screen && message.content ? View.VISIBLE : View.GONE);
                     ibForceLight.setVisibility(tools && full && dark && button_force_light && message.content ? View.VISIBLE : View.GONE);
                     ibForceLight.setImageLevel(!(canDarken || fake_dark) || force_light ? 1 : 0);
                     ibImportance.setVisibility(tools && button_importance && !outbox && seen ? View.VISIBLE : View.GONE);