Small layout improvement

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

@@ -206,6 +206,7 @@ public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.Vi
             tvType.setText(sb.toString());
 
             tvError.setText(attachment.error);
+            tvError.setTextColor(Helper.resolveColor(context, attachment.available ? R.attr.colorWarning : R.attr.colorError));
             tvError.setVisibility(attachment.error == null ? View.GONE : View.VISIBLE);
 
             if (properties != null) {

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

@@ -4883,7 +4883,7 @@ public class FragmentCompose extends FragmentBase {
 
             // https://www.rfc-editor.org/rfc/rfc2231
             if (attachment.name != null && attachment.name.length() > 60)
-                db.attachment().setError(attachment.id, context.getString(R.string.title_attachment_filename));
+                db.attachment().setWarning(attachment.id, context.getString(R.string.title_attachment_filename));
 
         } catch (Throwable ex) {
             // Reset progress on failure