Update golang Docker tag to v1.25 (#540)

| datasource | package | from | to   |
| ---------- | ------- | ---- | ---- |
| docker     | golang  | 1.24 | 1.25 |

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

compose.yaml

@@ -29,7 +29,7 @@ services:
       service: nginx
 
   test:
-    image: golang:1.24
+    image: golang:1.25
     volumes:
       - type: bind
         source: ./