Add commas after match arms wrapped in blocks

app-proto/src/engine.rs

@@ -474,7 +474,7 @@ pub fn realize_gram(
             None => return Realization {
                 result: Err("Cholesky decomposition failed".to_string()),
                 history,
-            }
+            },
         };
         let base_step_stacked = hess_cholesky.solve(&neg_grad_stacked);
         let base_step = base_step_stacked.reshape_generic(Dyn(element_dim), Dyn(assembly_dim));