Update golang:1.25 Docker digest to 68ee6df (#44818)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| golang | stage | digest | `20b91ed` -> `68ee6df` |
| golang | final | digest | `20b91ed` -> `68ee6df` |

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exporter/clickhouseexporter/example/Dockerfile

@@ -1,7 +1,7 @@
 FROM alpine:latest@sha256:51183f2cfa6320055da30872f211093f9ff1d3cf06f39a0bdb212314c5dc7375 AS certs
 RUN apk --update add ca-certificates
 
-FROM golang:latest@sha256:20b91eda7a9627c127c0225b0d4e8ec927b476fa4130c6760928b849d769c149
+FROM golang:latest@sha256:68ee6dfa91a074c6e62a8af3ff0a427a36a78015778247af4f18398f37a5e91b
 
 ARG USER_UID=10001
 USER ${USER_UID}

exporter/loadbalancingexporter/example/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.25@sha256:20b91eda7a9627c127c0225b0d4e8ec927b476fa4130c6760928b849d769c149 AS build
+FROM golang:1.25@sha256:68ee6dfa91a074c6e62a8af3ff0a427a36a78015778247af4f18398f37a5e91b AS build
 
 WORKDIR /src
 ADD . /src