update to groovy 4.0.25

[jamesfredley]

> Task :buildSrc:jar

> Configure project :grails-test-examples-plugins-loadfirst
Found sources jar task
Including ast in sources jar

> Configure project :grails-test-examples-plugins-loadsecond
Found sources jar task
Including ast in sources jar


FAILURE: Build failed with an exception.

* Where:
Build file '/home/runner/work/grails-core/grails-core/build.gradle' line: 563

* What went wrong:
A problem occurred evaluating root project 'grails.core.ROOT'.
> A problem occurred configuring project ':grails-test-examples-app1'.
   > Could not resolve all dependencies for configuration ':grails-test-examples-app1:runtimeClasspath'.
      > A problem occurred configuring project ':grails-test-examples-plugins-loadfirst'.
         > Could not resolve all files for configuration ':grails-test-examples-plugins-loadfirst:runtimeClasspath'.
            > Could not download gsp-7.0.0-SNAPSHOT.jar (org.grails.plugins:gsp:7.0.0-SNAPSHOT:20[25](https://github.com/grails/grails-core/actions/runs/13637897865/job/38120984178?pr=14051#step:5:26)0303.152519-90)
               > Could not get resource 'https://repo.grails.org/grails/core/org/grails/plugins/gsp/7.0.0-SNAPSHOT/gsp-7.0.0-20250303.152519-90.jar'.
                  > Premature end of Content-Length delimited message body (expected: [28](https://github.com/grails/grails-core/actions/runs/13637897865/job/38120984178?pr=14051#step:5:29)6,741; received: 13,150)

[matrei]

I've seen this error message a couple of times today, seems to be some problem with repo.grails.org. Rerun the action!

[jamesfredley]

rerunning now