Update grails monorepo to v5.1.7 (#1635)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

gradle.properties

@@ -15,7 +15,7 @@ servletApiVersion=4.0.1
 spockVersion=2.1-groovy-3.0
 springVersion=5.3.18
 caffeineVersion=2.9.3
-grailsVersion=5.1.5
+grailsVersion=5.1.7
 grailsAsyncVersion=4.0.0
 slf4jVersion=1.7.36
 javaParserCoreVersion=3.15.14