references org.grails:grails-web-sitemesh:$gspVersion which appears to be retired, based on last snapshot from 2023 and the code being removed from grails-gsp.
I believe the idea at the time was to limit some circular dependencies , but in my option grails-controllers should never depend on sitemesh because using a controller should not even require gsp.
Issue description
https://github.com/grails/grails-core/blob/7.0.x/grails-plugin-controllers/build.gradle
references org.grails:grails-web-sitemesh:$gspVersion which appears to be retired, based on last snapshot from 2023 and the code being removed from grails-gsp.