ci: Update build images to go 1.25.7 [backport] (#5527)

## Backport of #5525

This PR backports #5525 to release/v1.13.

### Original PR Author
@jharvey10

Co-authored-by: Joe Harvey <51208233+jharvey10@users.noreply.github.com>

Author: grafana-alloybot[bot]

.github/workflows/check-linux-build-image.yml

@@ -14,8 +14,8 @@ jobs:
     strategy:
       matrix:
         build:
-          - runtime: golang:1.25.6-alpine3.23
-          - runtime: mcr.microsoft.com/oss/go/microsoft/golang:1.25.6-bookworm
+          - runtime: golang:1.25.7-alpine3.23
+          - runtime: mcr.microsoft.com/oss/go/microsoft/golang:1.25.7-bookworm
     runs-on: ubuntu-latest-8-cores
     steps:
       - name: Checkout

.github/workflows/create_build_image.yml

@@ -14,8 +14,8 @@ jobs:
     strategy:
       matrix:
         build:
-          - runtime: golang:1.25.6-alpine3.23
-          - runtime: mcr.microsoft.com/oss/go/microsoft/golang:1.25.6-bookworm
+          - runtime: golang:1.25.7-alpine3.23
+          - runtime: mcr.microsoft.com/oss/go/microsoft/golang:1.25.7-bookworm
             suffix: "-boringcrypto"
     runs-on: ubuntu-latest-8-cores
     steps:

tools/build-image/windows/Dockerfile

@@ -1,4 +1,4 @@
-FROM library/golang:1.24.0-windowsservercore-ltsc2022
+FROM library/golang:1.25.7-windowsservercore-ltsc2022
 
 SHELL ["powershell", "-command"]