Update askama requirement from 0.11 to 0.12 in /services/autorust#69

dependabot[bot] wants to merge 1 commit intomainheaths/azure-sdk-for-rust:mainfrom

dependabot/cargo/services/autorust/askama-0.12heaths/azure-sdk-for-rust:dependabot/cargo/services/autorust/askama-0.12Copy head branch name to clipboard