fix: store api key pydantic error (#4103)

Fixed User pydantic error

Co-authored-by: Jordan Frazier <122494242+jordanrfrazier@users.noreply.github.com>

src/backend/base/langflow/services/database/models/user/model.py

@@ -46,6 +46,7 @@ class UserRead(SQLModel):
     id: UUID = Field(default_factory=uuid4)
     username: str = Field()
     profile_image: str | None = Field()
+    store_api_key: str | None = Field(nullable=True)
     is_active: bool = Field()
     is_superuser: bool = Field()
     create_at: datetime = Field()