Removed unused imports

apps/client/src/app/pages/portfolio/activities/create-or-update-activity-dialog/create-or-update-activity-dialog.component.ts

@@ -20,8 +20,7 @@ import { MatAutocompleteSelectedEvent } from '@angular/material/autocomplete';
 import { DateAdapter, MAT_DATE_LOCALE } from '@angular/material/core';
 import { MAT_DIALOG_DATA, MatDialogRef } from '@angular/material/dialog';
 import { AssetClass, AssetSubClass, Tag, Type } from '@prisma/client';
-import { plainToInstance } from 'class-transformer';
-import { Validator, isUUID, validate } from 'class-validator';
+import { isUUID } from 'class-validator';
 import { isToday } from 'date-fns';
 import { EMPTY, Observable, Subject, lastValueFrom, of } from 'rxjs';
 import { catchError, delay, map, startWith, takeUntil } from 'rxjs/operators';