chore: upgrade to Go 1.25

ref: https://issues.redhat.com/browse/ACM-27466
Signed-off-by: Dale Haiducek <19750917+dhaiducek@users.noreply.github.com>

Author: dhaiducek

build/Dockerfile

@@ -1,7 +1,7 @@
 # Stage 1: Use image builder to build the target binaries
 # Copyright Contributors to the Open Cluster Management project
 
-FROM registry.ci.openshift.org/stolostron/builder:go1.24-linux AS builder
+FROM registry.ci.openshift.org/stolostron/builder:go1.25-linux AS builder
 
 ENV COMPONENT=governance-policy-framework-addon
 ENV REPO_PATH=/go/src/github.com/open-cluster-management-io/${COMPONENT}

go.mod

@@ -1,6 +1,6 @@
 module open-cluster-management.io/governance-policy-framework-addon
 
-go 1.24.0
+go 1.25.0
 
 require (
 	github.com/go-logr/logr v1.4.3