Fix: import EmailStr in organization schemas

app/schemas/organization.py

@@ -1,7 +1,7 @@
 """Organization schemas."""
 from datetime import datetime
 from typing import Optional, List
-from pydantic import BaseModel
+from pydantic import BaseModel, EmailStr
 from app.models.organization import MemberRole
 
 class OrganizationBase(BaseModel):
@@ -45,4 +45,3 @@ class MemberRead(BaseModel):
     class Config:
         from_attributes = True
 
-from pydantic import EmailStr