Merge pull request #992: [tools] bump groovy to 4.0.27

Author: je-ik

buildSrc/src/main/groovy/cz.o2.proxima.java-conventions.gradle

@@ -28,7 +28,7 @@ def beam_version = "2.65.0"
 def errorprone_version = "2.18.0"
 def flink_version = "1.18.0"
 def grpc_version = "1.69.0"
-def groovy_version = "4.0.24"
+def groovy_version = "4.0.27"
 def guava_version = "33.1.0-jre"
 def hadoop_version = "3.2.4"
 def hbase_version = "2.5.3-hadoop3"