Revert "Remove default in state reducer"

This reverts commit cc2719492d.

packages/instant/src/redux/reducer.ts

@@ -187,6 +187,8 @@ export const reducer = (state: State = INITIAL_STATE, action: Action): State =>
                 buyOrderState: { processState: OrderProcessState.NONE },
                 selectedAssetAmount: undefined,
             };
+        default:
+            return state;
     }
 };
 

packages/instant/tslint.json

@@ -3,7 +3,6 @@
     "rules": {
         "custom-no-magic-numbers": false,
         "semicolon": [true, "always", "ignore-bound-class-methods"],
-        "max-classes-per-file": false,
-        "switch-default": false
+        "max-classes-per-file": false
     }
 }