fix(examples): remove unnecessary None checks in quota examples (#97)

AccountOverview.id is typed as int (non-optional), making the None checks
unreachable code. Removing them fixes Pyright reportUnnecessaryComparison errors.

Author: algis-dumbris

examples/cloud/quotas.py

@@ -23,8 +23,6 @@ def main() -> None:
 
     # Get client ID from IAM account overview
     gcore_client_id = gcore.iam.get_account_overview().id
-    if gcore_client_id is None:
-        raise ValueError("Client ID is None for this account")
 
     get_all_quotas(client=gcore)
     get_regional_quotas(client=gcore, client_id=gcore_client_id)

examples/cloud/quotas_async.py

@@ -25,8 +25,6 @@ async def main() -> None:
     # Get client ID from IAM account overview
     account_overview = await gcore.iam.get_account_overview()
     gcore_client_id = account_overview.id
-    if gcore_client_id is None:
-        raise ValueError("Client ID is None for this account")
 
     await get_all_quotas(client=gcore)
     await get_regional_quotas(client=gcore, client_id=gcore_client_id)