Bump go_router from 8.2.0 to 12.1.0 in /platform_channels#630

dependabot[bot] wants to merge 1 commit intomainfiliph/samples:mainfrom

dependabot/pub/platform_channels/go_router-12.1.0filiph/samples:dependabot/pub/platform_channels/go_router-12.1.0Copy head branch name to clipboard