SIENTIAPDE-1712

Update environment variables in values.yaml and enhance metric labels in metrics.py

- Changed POSTGRES_USER and POSTGRES_PASSWORD values in values.yaml for improved security.
- Added 'runtime' label to metrics in metrics.py for better environment identification.
- Updated CORE_LABELS to include 'runtime' for consistency across metrics.
- Modified type hint for data parameter in PredictionProcess to use a dictionary for better clarity.
- Adjusted tests to reflect changes in core labels and MinIO configuration.

tests/laborious/utils/test_connectors_config.py

@@ -102,6 +102,7 @@ def test_build_minio_config_with_env_vars():
         'secret_key': 'test-secret',
         'default_bucket': 'test-bucket',
         'retention_hours': 24,
+        'secure': False,
     }
 
 
@@ -117,4 +118,5 @@ def test_build_minio_config_with_defaults():
         'secret_key': 'minioadmin',
         'default_bucket': 'laborious',
         'retention_hours': 24,
+        'secure': False,
     }