Update Go Version to 1.25.4 (#71)

Author: ricoberger

.github/workflows/release.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Build Plugin
         uses: grafana/plugin-actions/build-plugin@main
         with:
-          go-version: '1.24'
+          go-version: '1.25.4'
           node-version: '22'
           attestation: true
           use_changelog_generator: true

go.mod

@@ -1,6 +1,6 @@
 module github.com/ricoberger/grafana-kubernetes-plugin
 
-go 1.24.6
+go 1.25.4
 
 require (
 	github.com/alecthomas/kong v1.13.0