chore(deps): update docker.io/golang docker tag to v1.25

Author: renovate[bot]

go/rax/Dockerfile

@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM docker.io/golang:1.23 AS builder
+FROM docker.io/golang:1.25 AS builder
 ARG TARGETOS
 ARG TARGETARCH