chore(deps): update dependency google-api-core to v2.28.1#789

renovate-bot wants to merge 1 commit intogoogleapis:maingoogleapis/python-spanner-sqlalchemy:mainfrom

renovate-bot:renovate/google-api-core-2.xrenovate-bot/python-spanner-sqlalchemy:renovate/google-api-core-2.xCopy head branch name to clipboard