Merge pull request #289 from grails/puneetbehl-patch-1

Bump Spring Boot to 2.5.2 from 2.4.1

Author: puneetbehl

gradle.properties

@@ -20,7 +20,7 @@ servletApiVersion=4.0.1
 slf4jVersion=1.7.29
 snakeyamlVersion=1.28
 spockVersion=2.0-M3-groovy-3.0
-springBootVersion=2.4.1
+springBootVersion=2.5.2
 springVersion=5.3.8
 tomcatLog4jVersion=8.5.0
 tomcatVersion=9.0.36