Remove error!() from https://github.com/deltachat/deltachat-core-rust/pull/1539

it led to a less clear error message being shown when the configure
failed.

src/configure/mod.rs

@@ -109,7 +109,6 @@ impl Context {
                 Ok(())
             }
             Err(err) => {
-                error!(self, "Configure Failed: {}", err);
                 progress!(self, 0);
                 Err(err)
             }