[BUG] [Prisma] Multiple enums on model not correctly imported
### Describe the bug

Hello @Romakita,

I noticed an issue with enums in schema.prisma, more precisely about their imports generated by the prisma generate command.

If you add multiple enums in your model like this :

schema.prisma

```
model User {
  id       Int      @id @default(autoincrement())
  email    String   @unique
  name     String?
  role     Role     @default(USER)
  provider Provider @default(EMAIL)
}

enum Role {
  USER
  ADMIN
}

enum Provider {
  EMAIL
  FACEBOOK
  GOOGLE
  GITHUB
  MICROSOFT
}
```

UserModel looks like this:

```
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var _a;
import { Integer, Required, Property, Allow, Enum } from "@tsed/schema";
import { Provider } from "../enums/index.js";
export class UserModel {
}
__decorate([
    Property(Number),
    Integer(),
    Required(),
    __metadata("design:type", Number)
], UserModel.prototype, "id", void 0);
__decorate([
    Property(String),
    Required(),
    __metadata("design:type", String)
], UserModel.prototype, "email", void 0);
__decorate([
    Property(String),
    Allow(null),
    __metadata("design:type", String)
], UserModel.prototype, "name", void 0);
__decorate([
    Required(),
    Enum(Role),
    __metadata("design:type", typeof (_a = typeof Role !== "undefined" && Role) === "function" ? _a : Object)
], UserModel.prototype, "role", void 0);
__decorate([
    Required(),
    Enum(Provider),
    __metadata("design:type", String)
], UserModel.prototype, "provider", void 0);
```

You can see that Role is not imported from './enums/index.js' but it is correctly generated in the enums folder.

### To Reproduce

1. Add multiple enums in schema.prisma
2. Connect them to a model
3. Generate schemas
4. Import the model
5. Start the server

### Expected behavior

The generator should be able to import all enums defined in a model :

```
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var _a;
import { Integer, Required, Property, Allow, Enum } from "@tsed/schema";
import { Provider, Role } from "../enums/index.js";
export class UserModel {
}
__decorate([
    Property(Number),
    Integer(),
    Required(),
    __metadata("design:type", Number)
], UserModel.prototype, "id", void 0);
__decorate([
    Property(String),
    Required(),
    __metadata("design:type", String)
], UserModel.prototype, "email", void 0);
__decorate([
    Property(String),
    Allow(null),
    __metadata("design:type", String)
], UserModel.prototype, "name", void 0);
__decorate([
    Required(),
    Enum(Role),
    __metadata("design:type", typeof (_a = typeof Role !== "undefined" && Role) === "function" ? _a : Object)
], UserModel.prototype, "role", void 0);
__decorate([
    Required(),
    Enum(Provider),
    __metadata("design:type", String)
], UserModel.prototype, "provider", void 0);
```


### Code snippets

_No response_

### Repository URL example

https://codesandbox.io/p/devbox/8mxt56

### OS

Windows

### Node version

Node v22.5.1

### Library version

v8.3.3

### Additional context

_No response_