chore(deps): update dependency sendgrid to v6.9.3#7265

leahecole merged 2 commits intoGoogleCloudPlatform:mainGoogleCloudPlatform/python-docs-samples:mainfrom

renovate-bot:renovate/sendgrid-6.xrenovate-bot/python-docs-samples-1:renovate/sendgrid-6.xCopy head branch name to clipboard