Merge pull request 'Superadmin nullable fix' (#9) from dev into loaf-prod

Reviewed-on: andika/membership-be#9

server.py

@@ -199,12 +199,12 @@ class UserResponse(BaseModel):
     email: str
     first_name: str
     last_name: str
-    phone: str
-    address: str
-    city: str
-    state: str
-    zipcode: str
-    date_of_birth: datetime
+    phone: Optional[str] = None
+    address: Optional[str] = None
+    city: Optional[str] = None
+    state: Optional[str] = None
+    zipcode: Optional[str] = None
+    date_of_birth: Optional[datetime] = None
     status: str
     role: str
     email_verified: bool