Merge pull request #323 from grails/renovate/gspversion

Update dependency org.grails.plugins:gsp to v6.1.0

Author: puneetbehl

gradle.properties

@@ -15,7 +15,7 @@ gormVersion=8.0.1
 jsonViewsVersion=3.0.0
 junitPlatformVersion=1.10.0
 junitJupiterVersion=5.10.0
-gspVersion=6.0.3
+gspVersion=6.1.0
 spockVersion=2.1-groovy-3.0
 springVersion=5.3.29
 springBootVersion=2.7.16