devel/py-strawberry-graphql: Update to 0.327.1

• While I'm here, add a comment about the frequency of updates of this port.

Changelog since 0.324.0:

https://github.com/strawberry-graphql/strawberry/blob/0.327.1/CHANGELOG.md

MFH: 2026Q3
Security: 1ee62c05-a646-11f1-b187-901b0edee044
(cherry picked from commit e2318550df4e610372346ff3e306a5585837152e)