Revert "Always add signature"

This reverts commit 8a49d815c8.

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

@@ -6886,9 +6886,9 @@ public class FragmentCompose extends FragmentBase {
                                     d.body().prependChild(e);
                                 else
                                     d.body().appendChild(e);
-                        }
 
                             addSignature(context, d, draft, identity);
+                        }
 
                         body = d.html();