Update aspnetcore/blazor/tutorials/movie-database-app/part-1.md

Co-authored-by: Copilot <[email protected]>

Author: guardrex

aspnetcore/blazor/tutorials/movie-database-app/part-1.md

@@ -288,7 +288,7 @@ Next, the HTTP request pipeline is configured.
 
 When the app isn't running in the Development environment:
 
-* Exception Handler Middleware (<xref:Microsoft.AspNetCore.Builder.ExceptionHandlerExtensions.UseExceptionHandler%2A>) processes errors and displays a developer exception page during development app runs.
+* Exception Handler Middleware (<xref:Microsoft.AspNetCore.Builder.ExceptionHandlerExtensions.UseExceptionHandler%2A>) processes errors and displays a custom error page.
 * [HTTP Strict Transport Security Protocol (HSTS) Middleware](xref:security/enforcing-ssl#http-strict-transport-security-protocol-hsts) (<xref:Microsoft.AspNetCore.Builder.HstsBuilderExtensions.UseHsts%2A>) processes [HSTS](https://cheatsheetseries.owasp.org/cheatsheets/HTTP_Strict_Transport_Security_Cheat_Sheet.html).
 
 ```csharp