fix(calc): Possible return without indicating Finished

plugins/src/calc/mod.rs

@@ -89,11 +89,11 @@ impl App {
                 }),
             )
             .await;
+        }
 
         crate::send(&mut self.out, PluginResponse::Finished).await;
     }
 }
-}
 
 async fn qcalc(regex: &mut Regex, expression: &str, decimal_comma: bool) -> Option<String> {
     let mut command = Command::new("qalc");