chore: Update go:1.25.3 Docker digest to 6ea52a0 (#451)

Co-authored-by: grafanarenovatebot[bot] <146220760+grafanarenovatebot[bot]@users.noreply.github.com>

Author: grafanarenovatebot[bot]

versions.yaml

@@ -40,7 +40,7 @@ git_chglog:
 go:
   custom_build: true
   custom_install: true
-  version: 1.25.3 # sha256:2e3aca25948111e2a3e4acd66b5c5abebecdea6a434eead036152631e4d0b3a0 # renovate: datasource=docker depName=go packageName=golang
+  version: 1.25.3 # sha256:6ea52a02734dd15e943286b048278da1e04eca196a564578d718c7720433dbbe # renovate: datasource=docker depName=go packageName=golang
 
 golangci_lint:
   version: v1.64.8