chore(deps): update golang docker tag to v1.25.0 (#57)

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

Author: renovate[bot]

Dockerfile

@@ -1,5 +1,5 @@
 # Build the k6 binary with the extension
-FROM golang:1.24.6@sha256:2c89c41fb9efc3807029b59af69645867cfe978d2b877d475be0d72f6c6ce6f6 as builder
+FROM golang:1.25.0@sha256:e5ab8640ed89da51a95d687efdcef75bf1bf7f66368af2818ff7fd34b0bc6539 as builder
 
 ENV GRAFANA_K6_VERSION="0.56.0"
 ENV XK6_MONGO_VERSION="0.2.0"