Bump django-anymail[sendgrid] from 11.1 to 12.0

Bumps [django-anymail[sendgrid]](https://github.com/anymail/django-anymail) from 11.1 to 12.0.
- [Release notes](https://github.com/anymail/django-anymail/releases)
- [Changelog](https://github.com/anymail/django-anymail/blob/main/CHANGELOG.rst)
- [Commits](anymail/django-anymail@v11.1...v12.0)

---
updated-dependencies:
- dependency-name: django-anymail[sendgrid]
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -9,7 +9,7 @@ dependencies = [
     "dj-database-url==2.2.0",
     "dj-stripe==2.8.4",
     "django-allauth==64.2.0",
-    "django-anymail[sendgrid]==11.1",
+    "django-anymail[sendgrid]==12.0",
     "django-debug-toolbar==4.4.6",
     "django-denied==1.3",
     "django-extensions==3.2.3",

requirements.in

@@ -4,7 +4,7 @@ boto3==1.35.10
 dj-database-url==2.2.0
 Django==5.1
 django-allauth==64.2.0
-django-anymail[sendgrid]==11.1
+django-anymail[sendgrid]==12.0
 django-debug-toolbar==4.4.6
 django-denied==1.3
 django-extensions==3.2.3