dependabot python package: bump sendgrid from 6.11.0 to 6.12.2

Bumps [sendgrid](https://github.com/sendgrid/sendgrid-python) from 6.11.0 to 6.12.2.
- [Release notes](https://github.com/sendgrid/sendgrid-python/releases)
- [Changelog](https://github.com/sendgrid/sendgrid-python/blob/main/CHANGELOG.md)
- [Commits](sendgrid/sendgrid-python@6.11.0...6.12.2)

---
updated-dependencies:
- dependency-name: sendgrid
  dependency-version: 6.12.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Pipfile

@@ -8,7 +8,7 @@ argparse = "=1.4.0"
 requests = "=2.32.2"
 python-dotenv = "=1.0.1"
 Jinja2 = "=3.1.3"
-sendgrid = "=6.11.0"
+sendgrid = "=6.12.2"
 
 [requires]
 python_version = "3"