Update dependency org.grails:grails-gradle-plugin to v6.1.1 (#491)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle.properties

@@ -3,7 +3,7 @@ caffeineVersion=2.9.3
 githubSlug=grails/grails-views
 gormVersion=8.0.1
 grailsVersion=6.1.1
-grailsGradlePluginVersion=6.1.0
+grailsGradlePluginVersion=6.1.1
 groovyVersion=3.0.11
 hibernateGormVersion=8.0.0
 jansiVersion=2.4.1