chore(deps): update golang docker tag to v1.25

Author: renovate[bot]

images/agent/Dockerfile

@@ -3,7 +3,7 @@ ARG WIREGUARD_AGENT_SRC=/usr/local/src/wireguard-agent
 ARG PROMETHEUS_WIREGUARD_EXPORTER_SRC=/usr/local/src/prometheus-wireguard-exporter
 
 # step 1: Build Agent
-FROM --platform=${BUILDPLATFORM} golang:1.22 AS golang-builder
+FROM --platform=${BUILDPLATFORM} golang:1.25 AS golang-builder
 ARG WIREGUARD_AGENT_SRC
 WORKDIR $WIREGUARD_AGENT_SRC
 # Copy the Go Modules manifests

images/manager/Dockerfile

@@ -1,5 +1,5 @@
 # step 1: Build the manager binary
-FROM --platform=${BUILDPLATFORM} golang:1.22 as builder
+FROM --platform=${BUILDPLATFORM} golang:1.25 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests