chore(deps): update dependency go to v1.25.0

| datasource     | package | from   | to     |
| -------------- | ------- | ------ | ------ |
| golang-version | go      | 1.24.5 | 1.25.0 |

Author: renovate-sh-app[bot]

actions/techdocs-rewrite-relative-links/go.mod

@@ -2,7 +2,7 @@ module github.com/grafana/shared-workflows/actions/techdocs-rewrite-relative-lin
 
 go 1.23.4
 
-toolchain go1.24.5
+toolchain go1.25.0
 
 require (
 	github.com/aymanbagabas/go-udiff v0.3.1