fix(deps): bump supported Go versions to 1.25.7 and 1.24.13 (#579)

Author: github-actions[bot]

.github/variables/go-versions.env

@@ -1,2 +1,2 @@
-latest=1.25.6
-penultimate=1.24.12
+latest=1.25.7
+penultimate=1.24.13

Dockerfile

@@ -2,7 +2,7 @@
 
 # This is a standalone Dockerfile that does not depend on goreleaser building the binary
 # It is NOT the version that is pushed to dockerhub
-FROM golang:1.25.6-alpine3.23 as builder
+FROM golang:1.25.7-alpine3.23 as builder
 # See "Runtime platform versions" in CONTRIBUTING.md
 
 RUN apk --no-cache add \