fix(gui): base url correction

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/nc-gui/lib/constants.ts

@@ -4,9 +4,7 @@ export const NOCO = 'noco'
 
 export const SYSTEM_COLUMNS = ['id', 'title', 'created_at', 'updated_at']
 
-export const BASE_URL =
-  import.meta.env.NC_BACKEND_URL || (import.meta.env.NODE_ENV === 'production' ? '..' : 'http://localhost:8080')
-
+export const BASE_URL = import.meta.env.NC_BACKEND_URL || (process.env.NODE_ENV === 'production' ? '..' : 'http://localhost:8080')
 /**
  * Each permission value means the following
  * `*` - which is wildcard, means all permissions are allowed